129676860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19471}}^1$

素因数の和:19523

約数の個数: 72

約数和(自身を含む): 404005056

約数和(自身を除く): 274328196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 19471, 38942, 58413, 77884, 97355, 116826, 175239, 194710, 233652, 292065, 350478, 389420, 584130, 700956, 720427, 876195, 1168260, 1440854, 1752390, 2161281, 2881708, 3504780, 3602135, 4322562, 6483843, 7204270, 8645124, 10806405, 12967686, 14408540, 21612810, 25935372, 32419215, 43225620, 64838430, 129676860]

約数ペア:

[(1, 129676860), (2, 64838430), (3, 43225620), (4, 32419215), (5, 25935372), (6, 21612810), (9, 14408540), (10, 12967686), (12, 10806405), (15, 8645124), (18, 7204270), (20, 6483843), (30, 4322562), (36, 3602135), (37, 3504780), (45, 2881708), (60, 2161281), (74, 1752390), (90, 1440854), (111, 1168260), (148, 876195), (180, 720427), (185, 700956), (222, 584130), (333, 389420), (370, 350478), (444, 292065), (555, 233652), (666, 194710), (740, 175239), (1110, 116826), (1332, 97355), (1665, 77884), (2220, 58413), (3330, 38942), (6660, 19471)]