723336640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 224

約数和(自身を含む): 1966325760

約数和(自身を除く): 1242989120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 71, 79, 80, 104, 124, 130, 142, 155, 158, 160, 208, 248, 260, 284, 310, 316, 320, 355, 395, 403, 416, 496, 520, 568, 620, 632, 710, 790, 806, 832, 923, 992, 1027, 1040, 1136, 1240, 1264, 1420, 1580, 1612, 1846, 1984, 2015, 2054, 2080, 2201, 2272, 2449, 2480, 2528, 2840, 3160, 3224, 3692, 4030, 4108, 4160, 4402, 4544, 4615, 4898, 4960, 5056, 5135, 5609, 5680, 6320, 6448, 7384, 8060, 8216, 8804, 9230, 9796, 9920, 10270, 11005, 11218, 11360, 12245, 12640, 12896, 14768, 16120, 16432, 17608, 18460, 19592, 20540, 22010, 22436, 22720, 24490, 25280, 25792, 28045, 28613, 29536, 31837, 32240, 32864, 35216, 36920, 39184, 41080, 44020, 44872, 48980, 56090, 57226, 59072, 63674, 64480, 65728, 70432, 72917, 73840, 78368, 82160, 88040, 89744, 97960, 112180, 114452, 127348, 128960, 140864, 143065, 145834, 147680, 156736, 159185, 164320, 173879, 176080, 179488, 195920, 224360, 228904, 254696, 286130, 291668, 295360, 318370, 328640, 347758, 352160, 358976, 364585, 391840, 448720, 457808, 509392, 572260, 583336, 636740, 695516, 704320, 729170, 783680, 869395, 897440, 915616, 1018784, 1144520, 1166672, 1273480, 1391032, 1458340, 1738790, 1794880, 1831232, 2037568, 2260427, 2289040, 2333344, 2546960, 2782064, 2916680, 3477580, 4520854, 4578080, 4666688, 5093920, 5564128, 5833360, 6955160, 9041708, 9156160, 10187840, 11128256, 11302135, 11666720, 13910320, 18083416, 22604270, 23333440, 27820640, 36166832, 45208540, 55641280, 72333664, 90417080, 144667328, 180834160, 361668320, 723336640]

約数ペア:

[(1, 723336640), (2, 361668320), (4, 180834160), (5, 144667328), (8, 90417080), (10, 72333664), (13, 55641280), (16, 45208540), (20, 36166832), (26, 27820640), (31, 23333440), (32, 22604270), (40, 18083416), (52, 13910320), (62, 11666720), (64, 11302135), (65, 11128256), (71, 10187840), (79, 9156160), (80, 9041708), (104, 6955160), (124, 5833360), (130, 5564128), (142, 5093920), (155, 4666688), (158, 4578080), (160, 4520854), (208, 3477580), (248, 2916680), (260, 2782064), (284, 2546960), (310, 2333344), (316, 2289040), (320, 2260427), (355, 2037568), (395, 1831232), (403, 1794880), (416, 1738790), (496, 1458340), (520, 1391032), (568, 1273480), (620, 1166672), (632, 1144520), (710, 1018784), (790, 915616), (806, 897440), (832, 869395), (923, 783680), (992, 729170), (1027, 704320), (1040, 695516), (1136, 636740), (1240, 583336), (1264, 572260), (1420, 509392), (1580, 457808), (1612, 448720), (1846, 391840), (1984, 364585), (2015, 358976), (2054, 352160), (2080, 347758), (2201, 328640), (2272, 318370), (2449, 295360), (2480, 291668), (2528, 286130), (2840, 254696), (3160, 228904), (3224, 224360), (3692, 195920), (4030, 179488), (4108, 176080), (4160, 173879), (4402, 164320), (4544, 159185), (4615, 156736), (4898, 147680), (4960, 145834), (5056, 143065), (5135, 140864), (5609, 128960), (5680, 127348), (6320, 114452), (6448, 112180), (7384, 97960), (8060, 89744), (8216, 88040), (8804, 82160), (9230, 78368), (9796, 73840), (9920, 72917), (10270, 70432), (11005, 65728), (11218, 64480), (11360, 63674), (12245, 59072), (12640, 57226), (12896, 56090), (14768, 48980), (16120, 44872), (16432, 44020), (17608, 41080), (18460, 39184), (19592, 36920), (20540, 35216), (22010, 32864), (22436, 32240), (22720, 31837), (24490, 29536), (25280, 28613), (25792, 28045)]