20385765720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1361}}^1$

素因数の和:1477

約数の個数: 384

約数和(自身を含む): 72818403840

約数和(自身を除く): 52432638120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 67, 69, 72, 81, 90, 92, 108, 115, 120, 134, 135, 138, 162, 180, 184, 201, 207, 216, 230, 243, 268, 270, 276, 324, 335, 345, 360, 402, 405, 414, 460, 486, 536, 540, 552, 603, 621, 648, 670, 690, 804, 810, 828, 920, 972, 1005, 1035, 1080, 1206, 1215, 1242, 1340, 1361, 1380, 1541, 1608, 1620, 1656, 1809, 1863, 1944, 2010, 2070, 2412, 2430, 2484, 2680, 2722, 2760, 3015, 3082, 3105, 3240, 3618, 3726, 4020, 4083, 4140, 4623, 4824, 4860, 4968, 5427, 5444, 5589, 6030, 6164, 6210, 6805, 7236, 7452, 7705, 8040, 8166, 8280, 9045, 9246, 9315, 9720, 10854, 10888, 11178, 12060, 12249, 12328, 12420, 13610, 13869, 14472, 14904, 15410, 16281, 16332, 18090, 18492, 18630, 20415, 21708, 22356, 23115, 24120, 24498, 24840, 27135, 27220, 27738, 27945, 30820, 31303, 32562, 32664, 36180, 36747, 36984, 37260, 40830, 41607, 43416, 44712, 46230, 48996, 54270, 54440, 55476, 55890, 61245, 61640, 62606, 65124, 69345, 72360, 73494, 74520, 81405, 81660, 83214, 91187, 92460, 93909, 97992, 108540, 110241, 110952, 111780, 122490, 124821, 125212, 130248, 138690, 146988, 156515, 162810, 163320, 166428, 182374, 183735, 184920, 187818, 208035, 217080, 220482, 223560, 244980, 249642, 250424, 273561, 277380, 281727, 293976, 313030, 325620, 330723, 332856, 364748, 367470, 374463, 375636, 416070, 440964, 455935, 469545, 489960, 499284, 547122, 551205, 554760, 563454, 624105, 626060, 651240, 661446, 729496, 734940, 748926, 751272, 820683, 832140, 845181, 881928, 911870, 939090, 998568, 1094244, 1102410, 1126908, 1248210, 1252120, 1322892, 1367805, 1408635, 1469880, 1497852, 1641366, 1653615, 1664280, 1690362, 1823740, 1872315, 1878180, 2097301, 2188488, 2204820, 2253816, 2462049, 2496420, 2535543, 2645784, 2735610, 2817270, 2995704, 3282732, 3307230, 3380724, 3647480, 3744630, 3756360, 4103415, 4194602, 4225905, 4409640, 4924098, 4992840, 5071086, 5471220, 5634540, 6291903, 6565464, 6614460, 6761448, 7386147, 7489260, 7606629, 8206830, 8389204, 8451810, 9848196, 10142172, 10486505, 10942440, 11269080, 12310245, 12583806, 12677715, 13228920, 14772294, 14978520, 15213258, 16413660, 16778408, 16903620, 18875709, 19696392, 20284344, 20973010, 22158441, 24620490, 25167612, 25355430, 29544588, 30426516, 31459515, 32827320, 33807240, 36930735, 37751418, 38033145, 41946020, 44316882, 49240980, 50335224, 50710860, 56627127, 59089176, 60853032, 62919030, 73861470, 75502836, 76066290, 83892040, 88633764, 94378545, 98481960, 101421720, 110792205, 113254254, 125838060, 147722940, 151005672, 152132580, 169881381, 177267528, 188757090, 221584410, 226508508, 251676120, 283135635, 295445880, 304265160, 339762762, 377514180, 443168820, 453017016, 509644143, 566271270, 679525524, 755028360, 849406905, 886337640, 1019288286, 1132542540, 1359051048, 1698813810, 2038576572, 2265085080, 2548220715, 3397627620, 4077153144, 5096441430, 6795255240, 10192882860, 20385765720]

約数ペア:

[(1, 20385765720), (2, 10192882860), (3, 6795255240), (4, 5096441430), (5, 4077153144), (6, 3397627620), (8, 2548220715), (9, 2265085080), (10, 2038576572), (12, 1698813810), (15, 1359051048), (18, 1132542540), (20, 1019288286), (23, 886337640), (24, 849406905), (27, 755028360), (30, 679525524), (36, 566271270), (40, 509644143), (45, 453017016), (46, 443168820), (54, 377514180), (60, 339762762), (67, 304265160), (69, 295445880), (72, 283135635), (81, 251676120), (90, 226508508), (92, 221584410), (108, 188757090), (115, 177267528), (120, 169881381), (134, 152132580), (135, 151005672), (138, 147722940), (162, 125838060), (180, 113254254), (184, 110792205), (201, 101421720), (207, 98481960), (216, 94378545), (230, 88633764), (243, 83892040), (268, 76066290), (270, 75502836), (276, 73861470), (324, 62919030), (335, 60853032), (345, 59089176), (360, 56627127), (402, 50710860), (405, 50335224), (414, 49240980), (460, 44316882), (486, 41946020), (536, 38033145), (540, 37751418), (552, 36930735), (603, 33807240), (621, 32827320), (648, 31459515), (670, 30426516), (690, 29544588), (804, 25355430), (810, 25167612), (828, 24620490), (920, 22158441), (972, 20973010), (1005, 20284344), (1035, 19696392), (1080, 18875709), (1206, 16903620), (1215, 16778408), (1242, 16413660), (1340, 15213258), (1361, 14978520), (1380, 14772294), (1541, 13228920), (1608, 12677715), (1620, 12583806), (1656, 12310245), (1809, 11269080), (1863, 10942440), (1944, 10486505), (2010, 10142172), (2070, 9848196), (2412, 8451810), (2430, 8389204), (2484, 8206830), (2680, 7606629), (2722, 7489260), (2760, 7386147), (3015, 6761448), (3082, 6614460), (3105, 6565464), (3240, 6291903), (3618, 5634540), (3726, 5471220), (4020, 5071086), (4083, 4992840), (4140, 4924098), (4623, 4409640), (4824, 4225905), (4860, 4194602), (4968, 4103415), (5427, 3756360), (5444, 3744630), (5589, 3647480), (6030, 3380724), (6164, 3307230), (6210, 3282732), (6805, 2995704), (7236, 2817270), (7452, 2735610), (7705, 2645784), (8040, 2535543), (8166, 2496420), (8280, 2462049), (9045, 2253816), (9246, 2204820), (9315, 2188488), (9720, 2097301), (10854, 1878180), (10888, 1872315), (11178, 1823740), (12060, 1690362), (12249, 1664280), (12328, 1653615), (12420, 1641366), (13610, 1497852), (13869, 1469880), (14472, 1408635), (14904, 1367805), (15410, 1322892), (16281, 1252120), (16332, 1248210), (18090, 1126908), (18492, 1102410), (18630, 1094244), (20415, 998568), (21708, 939090), (22356, 911870), (23115, 881928), (24120, 845181), (24498, 832140), (24840, 820683), (27135, 751272), (27220, 748926), (27738, 734940), (27945, 729496), (30820, 661446), (31303, 651240), (32562, 626060), (32664, 624105), (36180, 563454), (36747, 554760), (36984, 551205), (37260, 547122), (40830, 499284), (41607, 489960), (43416, 469545), (44712, 455935), (46230, 440964), (48996, 416070), (54270, 375636), (54440, 374463), (55476, 367470), (55890, 364748), (61245, 332856), (61640, 330723), (62606, 325620), (65124, 313030), (69345, 293976), (72360, 281727), (73494, 277380), (74520, 273561), (81405, 250424), (81660, 249642), (83214, 244980), (91187, 223560), (92460, 220482), (93909, 217080), (97992, 208035), (108540, 187818), (110241, 184920), (110952, 183735), (111780, 182374), (122490, 166428), (124821, 163320), (125212, 162810), (130248, 156515), (138690, 146988)]