67881420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2531}}^1$

素因数の和:2695

約数の個数: 72

約数和(自身を含む): 207370800

約数和(自身を除く): 139489380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2531, 2682, 2980, 4470, 5062, 5364, 6705, 7593, 8940, 10124, 12655, 13410, 15186, 22779, 25310, 26820, 30372, 37965, 45558, 50620, 75930, 91116, 113895, 151860, 227790, 377119, 455580, 754238, 1131357, 1508476, 1885595, 2262714, 3394071, 3771190, 4525428, 5656785, 6788142, 7542380, 11313570, 13576284, 16970355, 22627140, 33940710, 67881420]

約数ペア:

[(1, 67881420), (2, 33940710), (3, 22627140), (4, 16970355), (5, 13576284), (6, 11313570), (9, 7542380), (10, 6788142), (12, 5656785), (15, 4525428), (18, 3771190), (20, 3394071), (30, 2262714), (36, 1885595), (45, 1508476), (60, 1131357), (90, 754238), (149, 455580), (180, 377119), (298, 227790), (447, 151860), (596, 113895), (745, 91116), (894, 75930), (1341, 50620), (1490, 45558), (1788, 37965), (2235, 30372), (2531, 26820), (2682, 25310), (2980, 22779), (4470, 15186), (5062, 13410), (5364, 12655), (6705, 10124), (7593, 8940)]