205645320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18427}}^1$

素因数の和:18475

約数の個数: 96

約数和(自身を含む): 689944320

約数和(自身を除く): 484299000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 18427, 36854, 55281, 73708, 92135, 110562, 147416, 165843, 184270, 221124, 276405, 331686, 368540, 442248, 552810, 571237, 663372, 737080, 829215, 1105620, 1142474, 1326744, 1658430, 1713711, 2211240, 2284948, 2856185, 3316860, 3427422, 4569896, 5141133, 5712370, 6633720, 6854844, 8568555, 10282266, 11424740, 13709688, 17137110, 20564532, 22849480, 25705665, 34274220, 41129064, 51411330, 68548440, 102822660, 205645320]

約数ペア:

[(1, 205645320), (2, 102822660), (3, 68548440), (4, 51411330), (5, 41129064), (6, 34274220), (8, 25705665), (9, 22849480), (10, 20564532), (12, 17137110), (15, 13709688), (18, 11424740), (20, 10282266), (24, 8568555), (30, 6854844), (31, 6633720), (36, 5712370), (40, 5141133), (45, 4569896), (60, 3427422), (62, 3316860), (72, 2856185), (90, 2284948), (93, 2211240), (120, 1713711), (124, 1658430), (155, 1326744), (180, 1142474), (186, 1105620), (248, 829215), (279, 737080), (310, 663372), (360, 571237), (372, 552810), (465, 442248), (558, 368540), (620, 331686), (744, 276405), (930, 221124), (1116, 184270), (1240, 165843), (1395, 147416), (1860, 110562), (2232, 92135), (2790, 73708), (3720, 55281), (5580, 36854), (11160, 18427)]