21523080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2677}}^1$

素因数の和:2758

約数の個数: 64

約数和(自身を含む): 65557440

約数和(自身を除く): 44034360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2677, 2680, 4020, 5354, 8031, 8040, 10708, 13385, 16062, 21416, 26770, 32124, 40155, 53540, 64248, 80310, 107080, 160620, 179359, 321240, 358718, 538077, 717436, 896795, 1076154, 1434872, 1793590, 2152308, 2690385, 3587180, 4304616, 5380770, 7174360, 10761540, 21523080]

約数ペア:

[(1, 21523080), (2, 10761540), (3, 7174360), (4, 5380770), (5, 4304616), (6, 3587180), (8, 2690385), (10, 2152308), (12, 1793590), (15, 1434872), (20, 1076154), (24, 896795), (30, 717436), (40, 538077), (60, 358718), (67, 321240), (120, 179359), (134, 160620), (201, 107080), (268, 80310), (335, 64248), (402, 53540), (536, 40155), (670, 32124), (804, 26770), (1005, 21416), (1340, 16062), (1608, 13385), (2010, 10708), (2677, 8040), (2680, 8031), (4020, 5354)]