645959520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1531}}^1$

素因数の和:1845

約数の個数: 144

約数和(自身を含む): 2213304912

約数和(自身を除く): 1567345392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 293, 360, 480, 586, 720, 879, 1172, 1440, 1465, 1531, 1758, 2344, 2637, 2930, 3062, 3516, 4395, 4593, 4688, 5274, 5860, 6124, 7032, 7655, 8790, 9186, 9376, 10548, 11720, 12248, 13185, 13779, 14064, 15310, 17580, 18372, 21096, 22965, 23440, 24496, 26370, 27558, 28128, 30620, 35160, 36744, 42192, 45930, 46880, 48992, 52740, 55116, 61240, 68895, 70320, 73488, 84384, 91860, 105480, 110232, 122480, 137790, 140640, 146976, 183720, 210960, 220464, 244960, 275580, 367440, 421920, 440928, 448583, 551160, 734880, 897166, 1102320, 1345749, 1794332, 2204640, 2242915, 2691498, 3588664, 4037247, 4485830, 5382996, 6728745, 7177328, 8074494, 8971660, 10765992, 13457490, 14354656, 16148988, 17943320, 20186235, 21531984, 26914980, 32297976, 35886640, 40372470, 43063968, 53829960, 64595952, 71773280, 80744940, 107659920, 129191904, 161489880, 215319840, 322979760, 645959520]

約数ペア:

[(1, 645959520), (2, 322979760), (3, 215319840), (4, 161489880), (5, 129191904), (6, 107659920), (8, 80744940), (9, 71773280), (10, 64595952), (12, 53829960), (15, 43063968), (16, 40372470), (18, 35886640), (20, 32297976), (24, 26914980), (30, 21531984), (32, 20186235), (36, 17943320), (40, 16148988), (45, 14354656), (48, 13457490), (60, 10765992), (72, 8971660), (80, 8074494), (90, 7177328), (96, 6728745), (120, 5382996), (144, 4485830), (160, 4037247), (180, 3588664), (240, 2691498), (288, 2242915), (293, 2204640), (360, 1794332), (480, 1345749), (586, 1102320), (720, 897166), (879, 734880), (1172, 551160), (1440, 448583), (1465, 440928), (1531, 421920), (1758, 367440), (2344, 275580), (2637, 244960), (2930, 220464), (3062, 210960), (3516, 183720), (4395, 146976), (4593, 140640), (4688, 137790), (5274, 122480), (5860, 110232), (6124, 105480), (7032, 91860), (7655, 84384), (8790, 73488), (9186, 70320), (9376, 68895), (10548, 61240), (11720, 55116), (12248, 52740), (13185, 48992), (13779, 46880), (14064, 45930), (15310, 42192), (17580, 36744), (18372, 35160), (21096, 30620), (22965, 28128), (23440, 27558), (24496, 26370)]