1281238560

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:550

約数の個数: 480

約数和(自身を含む): 5356834560

約数和(自身を除く): 4075596000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 81, 84, 87, 90, 96, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 160, 162, 168, 174, 180, 189, 203, 210, 216, 224, 232, 240, 252, 261, 270, 280, 288, 290, 315, 324, 336, 348, 360, 378, 405, 406, 420, 432, 435, 464, 480, 487, 504, 522, 540, 560, 567, 580, 609, 630, 648, 672, 696, 720, 756, 783, 810, 812, 840, 864, 870, 928, 945, 974, 1008, 1015, 1044, 1080, 1120, 1134, 1160, 1218, 1260, 1296, 1305, 1392, 1440, 1461, 1512, 1566, 1620, 1624, 1680, 1740, 1827, 1890, 1948, 2016, 2030, 2088, 2160, 2268, 2320, 2349, 2435, 2436, 2520, 2592, 2610, 2784, 2835, 2922, 3024, 3045, 3132, 3240, 3248, 3360, 3409, 3480, 3654, 3780, 3896, 3915, 4060, 4176, 4320, 4383, 4536, 4640, 4698, 4870, 4872, 5040, 5220, 5481, 5670, 5844, 6048, 6090, 6264, 6480, 6496, 6818, 6960, 7305, 7308, 7560, 7792, 7830, 8120, 8352, 8766, 9072, 9135, 9396, 9740, 9744, 10080, 10227, 10440, 10962, 11340, 11688, 11745, 12180, 12528, 12960, 13149, 13636, 13920, 14123, 14610, 14616, 15120, 15584, 15660, 16240, 16443, 17045, 17532, 18144, 18270, 18792, 19480, 19488, 20454, 20880, 21915, 21924, 22680, 23376, 23490, 24360, 25056, 26298, 27272, 27405, 28246, 29220, 29232, 30240, 30681, 31320, 32480, 32886, 34090, 35064, 36540, 37584, 38960, 39447, 40908, 41760, 42369, 43830, 43848, 45360, 46752, 46980, 48720, 51135, 52596, 54544, 54810, 56492, 58440, 58464, 61362, 62640, 65745, 65772, 68180, 70128, 70615, 73080, 75168, 77920, 78894, 81816, 82215, 84738, 87660, 87696, 90720, 92043, 93960, 97440, 98861, 102270, 105192, 109088, 109620, 112984, 116880, 122724, 125280, 127107, 131490, 131544, 136360, 140256, 141230, 146160, 153405, 157788, 163632, 164430, 169476, 175320, 175392, 184086, 187920, 197235, 197722, 204540, 210384, 211845, 219240, 225968, 233760, 245448, 254214, 262980, 263088, 272720, 276129, 282460, 292320, 296583, 306810, 315576, 327264, 328860, 338952, 350640, 368172, 375840, 381321, 394470, 395444, 409080, 420768, 423690, 438480, 451936, 460215, 490896, 494305, 508428, 525960, 526176, 545440, 552258, 564920, 593166, 613620, 631152, 635535, 657720, 677904, 701280, 736344, 762642, 788940, 790888, 818160, 847380, 876960, 889749, 920430, 981792, 988610, 1016856, 1051920, 1104516, 1129840, 1143963, 1186332, 1227240, 1262304, 1271070, 1315440, 1355808, 1380645, 1472688, 1482915, 1525284, 1577880, 1581776, 1636320, 1694760, 1779498, 1840860, 1906605, 1977220, 2033712, 2103840, 2209032, 2259680, 2287926, 2372664, 2454480, 2542140, 2630880, 2669247, 2761290, 2945376, 2965830, 3050568, 3155760, 3163552, 3389520, 3558996, 3681720, 3813210, 3954440, 4067424, 4418064, 4448745, 4575852, 4745328, 4908960, 5084280, 5338494, 5522580, 5719815, 5931660, 6101136, 6311520, 6779040, 7117992, 7363440, 7626420, 7908880, 8007741, 8836128, 8897490, 9151704, 9490656, 10168560, 10676988, 11045160, 11439630, 11863320, 12202272, 13346235, 14235984, 14726880, 15252840, 15817760, 16015482, 17794980, 18303408, 20337120, 21353976, 22090320, 22879260, 23726640, 26692470, 28471968, 30505680, 32030964, 35589960, 36606816, 40038705, 42707952, 44180640, 45758520, 47453280, 53384940, 61011360, 64061928, 71179920, 80077410, 85415904, 91517040, 106769880, 128123856, 142359840, 160154820, 183034080, 213539760, 256247712, 320309640, 427079520, 640619280, 1281238560]

約数ペア:

[(1, 1281238560), (2, 640619280), (3, 427079520), (4, 320309640), (5, 256247712), (6, 213539760), (7, 183034080), (8, 160154820), (9, 142359840), (10, 128123856), (12, 106769880), (14, 91517040), (15, 85415904), (16, 80077410), (18, 71179920), (20, 64061928), (21, 61011360), (24, 53384940), (27, 47453280), (28, 45758520), (29, 44180640), (30, 42707952), (32, 40038705), (35, 36606816), (36, 35589960), (40, 32030964), (42, 30505680), (45, 28471968), (48, 26692470), (54, 23726640), (56, 22879260), (58, 22090320), (60, 21353976), (63, 20337120), (70, 18303408), (72, 17794980), (80, 16015482), (81, 15817760), (84, 15252840), (87, 14726880), (90, 14235984), (96, 13346235), (105, 12202272), (108, 11863320), (112, 11439630), (116, 11045160), (120, 10676988), (126, 10168560), (135, 9490656), (140, 9151704), (144, 8897490), (145, 8836128), (160, 8007741), (162, 7908880), (168, 7626420), (174, 7363440), (180, 7117992), (189, 6779040), (203, 6311520), (210, 6101136), (216, 5931660), (224, 5719815), (232, 5522580), (240, 5338494), (252, 5084280), (261, 4908960), (270, 4745328), (280, 4575852), (288, 4448745), (290, 4418064), (315, 4067424), (324, 3954440), (336, 3813210), (348, 3681720), (360, 3558996), (378, 3389520), (405, 3163552), (406, 3155760), (420, 3050568), (432, 2965830), (435, 2945376), (464, 2761290), (480, 2669247), (487, 2630880), (504, 2542140), (522, 2454480), (540, 2372664), (560, 2287926), (567, 2259680), (580, 2209032), (609, 2103840), (630, 2033712), (648, 1977220), (672, 1906605), (696, 1840860), (720, 1779498), (756, 1694760), (783, 1636320), (810, 1581776), (812, 1577880), (840, 1525284), (864, 1482915), (870, 1472688), (928, 1380645), (945, 1355808), (974, 1315440), (1008, 1271070), (1015, 1262304), (1044, 1227240), (1080, 1186332), (1120, 1143963), (1134, 1129840), (1160, 1104516), (1218, 1051920), (1260, 1016856), (1296, 988610), (1305, 981792), (1392, 920430), (1440, 889749), (1461, 876960), (1512, 847380), (1566, 818160), (1620, 790888), (1624, 788940), (1680, 762642), (1740, 736344), (1827, 701280), (1890, 677904), (1948, 657720), (2016, 635535), (2030, 631152), (2088, 613620), (2160, 593166), (2268, 564920), (2320, 552258), (2349, 545440), (2435, 526176), (2436, 525960), (2520, 508428), (2592, 494305), (2610, 490896), (2784, 460215), (2835, 451936), (2922, 438480), (3024, 423690), (3045, 420768), (3132, 409080), (3240, 395444), (3248, 394470), (3360, 381321), (3409, 375840), (3480, 368172), (3654, 350640), (3780, 338952), (3896, 328860), (3915, 327264), (4060, 315576), (4176, 306810), (4320, 296583), (4383, 292320), (4536, 282460), (4640, 276129), (4698, 272720), (4870, 263088), (4872, 262980), (5040, 254214), (5220, 245448), (5481, 233760), (5670, 225968), (5844, 219240), (6048, 211845), (6090, 210384), (6264, 204540), (6480, 197722), (6496, 197235), (6818, 187920), (6960, 184086), (7305, 175392), (7308, 175320), (7560, 169476), (7792, 164430), (7830, 163632), (8120, 157788), (8352, 153405), (8766, 146160), (9072, 141230), (9135, 140256), (9396, 136360), (9740, 131544), (9744, 131490), (10080, 127107), (10227, 125280), (10440, 122724), (10962, 116880), (11340, 112984), (11688, 109620), (11745, 109088), (12180, 105192), (12528, 102270), (12960, 98861), (13149, 97440), (13636, 93960), (13920, 92043), (14123, 90720), (14610, 87696), (14616, 87660), (15120, 84738), (15584, 82215), (15660, 81816), (16240, 78894), (16443, 77920), (17045, 75168), (17532, 73080), (18144, 70615), (18270, 70128), (18792, 68180), (19480, 65772), (19488, 65745), (20454, 62640), (20880, 61362), (21915, 58464), (21924, 58440), (22680, 56492), (23376, 54810), (23490, 54544), (24360, 52596), (25056, 51135), (26298, 48720), (27272, 46980), (27405, 46752), (28246, 45360), (29220, 43848), (29232, 43830), (30240, 42369), (30681, 41760), (31320, 40908), (32480, 39447), (32886, 38960), (34090, 37584), (35064, 36540)]