242570770

素因数分解:

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

素因数の和:288

約数の個数: 64

約数和(自身を含む): 483406560

約数和(自身を除く): 240835790

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 181, 305, 338, 362, 610, 793, 845, 905, 1586, 1690, 1810, 2197, 2353, 3965, 4394, 4706, 7930, 10309, 10985, 11041, 11765, 20618, 21970, 22082, 23530, 30589, 51545, 55205, 61178, 103090, 110410, 134017, 143533, 152945, 268034, 287066, 305890, 397657, 670085, 717665, 795314, 1340170, 1435330, 1865929, 1988285, 3731858, 3976570, 9329645, 18659290, 24257077, 48514154, 121285385, 242570770]

約数ペア:

[(1, 242570770), (2, 121285385), (5, 48514154), (10, 24257077), (13, 18659290), (26, 9329645), (61, 3976570), (65, 3731858), (122, 1988285), (130, 1865929), (169, 1435330), (181, 1340170), (305, 795314), (338, 717665), (362, 670085), (610, 397657), (793, 305890), (845, 287066), (905, 268034), (1586, 152945), (1690, 143533), (1810, 134017), (2197, 110410), (2353, 103090), (3965, 61178), (4394, 55205), (4706, 51545), (7930, 30589), (10309, 23530), (10985, 22082), (11041, 21970), (11765, 20618)]