149174890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 288718560

約数和(自身を除く): 139543670

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 211, 305, 422, 610, 1055, 1159, 2110, 2318, 3721, 4009, 5795, 7442, 8018, 11590, 12871, 18605, 20045, 25742, 37210, 40090, 64355, 70699, 128710, 141398, 244549, 353495, 489098, 706990, 785131, 1222745, 1570262, 2445490, 3925655, 7851310, 14917489, 29834978, 74587445, 149174890]

約数ペア:

[(1, 149174890), (2, 74587445), (5, 29834978), (10, 14917489), (19, 7851310), (38, 3925655), (61, 2445490), (95, 1570262), (122, 1222745), (190, 785131), (211, 706990), (305, 489098), (422, 353495), (610, 244549), (1055, 141398), (1159, 128710), (2110, 70699), (2318, 64355), (3721, 40090), (4009, 37210), (5795, 25742), (7442, 20045), (8018, 18605), (11590, 12871)]