8611980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 26539968

約数和(自身を除く): 17927988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 181, 183, 195, 244, 260, 305, 362, 366, 390, 543, 610, 724, 732, 780, 793, 905, 915, 1086, 1220, 1586, 1810, 1830, 2172, 2353, 2379, 2715, 3172, 3620, 3660, 3965, 4706, 4758, 5430, 7059, 7930, 9412, 9516, 10860, 11041, 11765, 11895, 14118, 15860, 22082, 23530, 23790, 28236, 33123, 35295, 44164, 47060, 47580, 55205, 66246, 70590, 110410, 132492, 141180, 143533, 165615, 220820, 287066, 331230, 430599, 574132, 662460, 717665, 861198, 1435330, 1722396, 2152995, 2870660, 4305990, 8611980]

約数ペア:

[(1, 8611980), (2, 4305990), (3, 2870660), (4, 2152995), (5, 1722396), (6, 1435330), (10, 861198), (12, 717665), (13, 662460), (15, 574132), (20, 430599), (26, 331230), (30, 287066), (39, 220820), (52, 165615), (60, 143533), (61, 141180), (65, 132492), (78, 110410), (122, 70590), (130, 66246), (156, 55205), (181, 47580), (183, 47060), (195, 44164), (244, 35295), (260, 33123), (305, 28236), (362, 23790), (366, 23530), (390, 22082), (543, 15860), (610, 14118), (724, 11895), (732, 11765), (780, 11041), (793, 10860), (905, 9516), (915, 9412), (1086, 7930), (1220, 7059), (1586, 5430), (1810, 4758), (1830, 4706), (2172, 3965), (2353, 3660), (2379, 3620), (2715, 3172)]