640991712

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5009}}^1$

素因数の和:5096

約数の個数: 96

約数和(自身を含む): 1777628160

約数和(自身を除く): 1136636448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 43, 48, 62, 86, 93, 96, 124, 129, 172, 186, 248, 258, 344, 372, 496, 516, 688, 744, 992, 1032, 1333, 1376, 1488, 2064, 2666, 2976, 3999, 4128, 5009, 5332, 7998, 10018, 10664, 15027, 15996, 20036, 21328, 30054, 31992, 40072, 42656, 60108, 63984, 80144, 120216, 127968, 155279, 160288, 215387, 240432, 310558, 430774, 465837, 480864, 621116, 646161, 861548, 931674, 1242232, 1292322, 1723096, 1863348, 2484464, 2584644, 3446192, 3726696, 4968928, 5169288, 6676997, 6892384, 7453392, 10338576, 13353994, 14906784, 20030991, 20677152, 26707988, 40061982, 53415976, 80123964, 106831952, 160247928, 213663904, 320495856, 640991712]

約数ペア:

[(1, 640991712), (2, 320495856), (3, 213663904), (4, 160247928), (6, 106831952), (8, 80123964), (12, 53415976), (16, 40061982), (24, 26707988), (31, 20677152), (32, 20030991), (43, 14906784), (48, 13353994), (62, 10338576), (86, 7453392), (93, 6892384), (96, 6676997), (124, 5169288), (129, 4968928), (172, 3726696), (186, 3446192), (248, 2584644), (258, 2484464), (344, 1863348), (372, 1723096), (496, 1292322), (516, 1242232), (688, 931674), (744, 861548), (992, 646161), (1032, 621116), (1333, 480864), (1376, 465837), (1488, 430774), (2064, 310558), (2666, 240432), (2976, 215387), (3999, 160288), (4128, 155279), (5009, 127968), (5332, 120216), (7998, 80144), (10018, 63984), (10664, 60108), (15027, 42656), (15996, 40072), (20036, 31992), (21328, 30054)]