256757554560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7717}}^1$

素因数の和:7826

約数の個数: 512

約数和(自身を含む): 931079761920

約数和(自身を除く): 674322207360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 43, 48, 52, 60, 62, 64, 65, 78, 80, 86, 93, 96, 104, 120, 124, 128, 129, 130, 155, 156, 160, 172, 186, 192, 195, 208, 215, 240, 248, 258, 260, 310, 312, 320, 344, 372, 384, 390, 403, 416, 430, 465, 480, 496, 516, 520, 559, 620, 624, 640, 645, 688, 744, 780, 806, 832, 860, 930, 960, 992, 1032, 1040, 1118, 1209, 1240, 1248, 1290, 1333, 1376, 1488, 1560, 1612, 1664, 1677, 1720, 1860, 1920, 1984, 2015, 2064, 2080, 2236, 2418, 2480, 2496, 2580, 2666, 2752, 2795, 2976, 3120, 3224, 3354, 3440, 3720, 3968, 3999, 4030, 4128, 4160, 4472, 4836, 4960, 4992, 5160, 5332, 5504, 5590, 5952, 6045, 6240, 6448, 6665, 6708, 6880, 7440, 7717, 7998, 8060, 8256, 8320, 8385, 8944, 9672, 9920, 10320, 10664, 11180, 11904, 12090, 12480, 12896, 13330, 13416, 13760, 14880, 15434, 15996, 16120, 16512, 16770, 17329, 17888, 19344, 19840, 19995, 20640, 21328, 22360, 23151, 24180, 24960, 25792, 26660, 26832, 27520, 29760, 30868, 31992, 32240, 33540, 34658, 35776, 38585, 38688, 39990, 41280, 42656, 44720, 46302, 48360, 51584, 51987, 53320, 53664, 59520, 61736, 63984, 64480, 67080, 69316, 71552, 77170, 77376, 79980, 82560, 85312, 86645, 89440, 92604, 96720, 100321, 103974, 106640, 107328, 115755, 123472, 127968, 128960, 134160, 138632, 154340, 154752, 159960, 170624, 173290, 178880, 185208, 193440, 200642, 207948, 213280, 214656, 231510, 239227, 246944, 255936, 257920, 259935, 268320, 277264, 300963, 308680, 319920, 331831, 346580, 357760, 370416, 386880, 401284, 415896, 426560, 463020, 478454, 493888, 501605, 511872, 519870, 536640, 554528, 601926, 617360, 639840, 663662, 693160, 717681, 740832, 773760, 802568, 831792, 853120, 926040, 956908, 987776, 995493, 1003210, 1039740, 1073280, 1109056, 1196135, 1203852, 1234720, 1279680, 1327324, 1386320, 1435362, 1481664, 1504815, 1605136, 1659155, 1663584, 1852080, 1913816, 1990986, 2006420, 2079480, 2218112, 2392270, 2407704, 2469440, 2559360, 2654648, 2772640, 2870724, 2963328, 3009630, 3109951, 3210272, 3318310, 3327168, 3588405, 3704160, 3827632, 3981972, 4012840, 4158960, 4313803, 4784540, 4815408, 4938880, 4977465, 5309296, 5545280, 5741448, 6019260, 6219902, 6420544, 6636620, 6654336, 7176810, 7408320, 7655264, 7963944, 8025680, 8317920, 8627606, 9329853, 9569080, 9630816, 9954930, 10286761, 10618592, 11090560, 11482896, 12038520, 12439804, 12841088, 12941409, 13273240, 14353620, 14816640, 15310528, 15549755, 15927888, 16051360, 16635840, 17255212, 18659706, 19138160, 19261632, 19909860, 20573522, 21237184, 21569015, 22965792, 24077040, 24879608, 25882818, 26546480, 28707240, 30621056, 30860283, 31099510, 31855776, 32102720, 33271680, 34510424, 37319412, 38276320, 38523264, 39819720, 41147044, 42474368, 43138030, 45931584, 46649265, 48154080, 49759216, 51433805, 51765636, 53092960, 57414480, 61720566, 62199020, 63711552, 64205440, 64707045, 69020848, 74638824, 76552640, 79639440, 82294088, 86276060, 91863168, 93298530, 96308160, 99518432, 102867610, 103531272, 106185920, 114828960, 123441132, 124398040, 127423104, 129414090, 133727893, 138041696, 149277648, 153105280, 154301415, 159278880, 164588176, 172552120, 186597060, 192616320, 199036864, 205735220, 207062544, 212371840, 229657920, 246882264, 248796080, 258828180, 267455786, 276083392, 298555296, 308602830, 318557760, 329176352, 345104240, 373194120, 398073728, 401183679, 411470440, 414125088, 459315840, 493764528, 497592160, 517656360, 534911572, 552166784, 597110592, 617205660, 637115520, 658352704, 668639465, 690208480, 746388240, 802367358, 822940880, 828250176, 987529056, 995184320, 1035312720, 1069823144, 1194221184, 1234411320, 1316705408, 1337278930, 1380416960, 1492776480, 1604734716, 1645881760, 1656500352, 1975058112, 1990368640, 2005918395, 2070625440, 2139646288, 2468822640, 2674557860, 2760833920, 2985552960, 3209469432, 3291763520, 3950116224, 4011836790, 4141250880, 4279292576, 4937645280, 5349115720, 5971105920, 6418938864, 6583527040, 8023673580, 8282501760, 8558585152, 9875290560, 10698231440, 12837877728, 16047347160, 17117170304, 19750581120, 21396462880, 25675755456, 32094694320, 42792925760, 51351510912, 64189388640, 85585851520, 128378777280, 256757554560]

約数ペア:

[(1, 256757554560), (2, 128378777280), (3, 85585851520), (4, 64189388640), (5, 51351510912), (6, 42792925760), (8, 32094694320), (10, 25675755456), (12, 21396462880), (13, 19750581120), (15, 17117170304), (16, 16047347160), (20, 12837877728), (24, 10698231440), (26, 9875290560), (30, 8558585152), (31, 8282501760), (32, 8023673580), (39, 6583527040), (40, 6418938864), (43, 5971105920), (48, 5349115720), (52, 4937645280), (60, 4279292576), (62, 4141250880), (64, 4011836790), (65, 3950116224), (78, 3291763520), (80, 3209469432), (86, 2985552960), (93, 2760833920), (96, 2674557860), (104, 2468822640), (120, 2139646288), (124, 2070625440), (128, 2005918395), (129, 1990368640), (130, 1975058112), (155, 1656500352), (156, 1645881760), (160, 1604734716), (172, 1492776480), (186, 1380416960), (192, 1337278930), (195, 1316705408), (208, 1234411320), (215, 1194221184), (240, 1069823144), (248, 1035312720), (258, 995184320), (260, 987529056), (310, 828250176), (312, 822940880), (320, 802367358), (344, 746388240), (372, 690208480), (384, 668639465), (390, 658352704), (403, 637115520), (416, 617205660), (430, 597110592), (465, 552166784), (480, 534911572), (496, 517656360), (516, 497592160), (520, 493764528), (559, 459315840), (620, 414125088), (624, 411470440), (640, 401183679), (645, 398073728), (688, 373194120), (744, 345104240), (780, 329176352), (806, 318557760), (832, 308602830), (860, 298555296), (930, 276083392), (960, 267455786), (992, 258828180), (1032, 248796080), (1040, 246882264), (1118, 229657920), (1209, 212371840), (1240, 207062544), (1248, 205735220), (1290, 199036864), (1333, 192616320), (1376, 186597060), (1488, 172552120), (1560, 164588176), (1612, 159278880), (1664, 154301415), (1677, 153105280), (1720, 149277648), (1860, 138041696), (1920, 133727893), (1984, 129414090), (2015, 127423104), (2064, 124398040), (2080, 123441132), (2236, 114828960), (2418, 106185920), (2480, 103531272), (2496, 102867610), (2580, 99518432), (2666, 96308160), (2752, 93298530), (2795, 91863168), (2976, 86276060), (3120, 82294088), (3224, 79639440), (3354, 76552640), (3440, 74638824), (3720, 69020848), (3968, 64707045), (3999, 64205440), (4030, 63711552), (4128, 62199020), (4160, 61720566), (4472, 57414480), (4836, 53092960), (4960, 51765636), (4992, 51433805), (5160, 49759216), (5332, 48154080), (5504, 46649265), (5590, 45931584), (5952, 43138030), (6045, 42474368), (6240, 41147044), (6448, 39819720), (6665, 38523264), (6708, 38276320), (6880, 37319412), (7440, 34510424), (7717, 33271680), (7998, 32102720), (8060, 31855776), (8256, 31099510), (8320, 30860283), (8385, 30621056), (8944, 28707240), (9672, 26546480), (9920, 25882818), (10320, 24879608), (10664, 24077040), (11180, 22965792), (11904, 21569015), (12090, 21237184), (12480, 20573522), (12896, 19909860), (13330, 19261632), (13416, 19138160), (13760, 18659706), (14880, 17255212), (15434, 16635840), (15996, 16051360), (16120, 15927888), (16512, 15549755), (16770, 15310528), (17329, 14816640), (17888, 14353620), (19344, 13273240), (19840, 12941409), (19995, 12841088), (20640, 12439804), (21328, 12038520), (22360, 11482896), (23151, 11090560), (24180, 10618592), (24960, 10286761), (25792, 9954930), (26660, 9630816), (26832, 9569080), (27520, 9329853), (29760, 8627606), (30868, 8317920), (31992, 8025680), (32240, 7963944), (33540, 7655264), (34658, 7408320), (35776, 7176810), (38585, 6654336), (38688, 6636620), (39990, 6420544), (41280, 6219902), (42656, 6019260), (44720, 5741448), (46302, 5545280), (48360, 5309296), (51584, 4977465), (51987, 4938880), (53320, 4815408), (53664, 4784540), (59520, 4313803), (61736, 4158960), (63984, 4012840), (64480, 3981972), (67080, 3827632), (69316, 3704160), (71552, 3588405), (77170, 3327168), (77376, 3318310), (79980, 3210272), (82560, 3109951), (85312, 3009630), (86645, 2963328), (89440, 2870724), (92604, 2772640), (96720, 2654648), (100321, 2559360), (103974, 2469440), (106640, 2407704), (107328, 2392270), (115755, 2218112), (123472, 2079480), (127968, 2006420), (128960, 1990986), (134160, 1913816), (138632, 1852080), (154340, 1663584), (154752, 1659155), (159960, 1605136), (170624, 1504815), (173290, 1481664), (178880, 1435362), (185208, 1386320), (193440, 1327324), (200642, 1279680), (207948, 1234720), (213280, 1203852), (214656, 1196135), (231510, 1109056), (239227, 1073280), (246944, 1039740), (255936, 1003210), (257920, 995493), (259935, 987776), (268320, 956908), (277264, 926040), (300963, 853120), (308680, 831792), (319920, 802568), (331831, 773760), (346580, 740832), (357760, 717681), (370416, 693160), (386880, 663662), (401284, 639840), (415896, 617360), (426560, 601926), (463020, 554528), (478454, 536640), (493888, 519870), (501605, 511872)]