302577980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3511}}^1$

素因数の和:3690

約数の個数: 48

約数和(自身を含む): 660817920

約数和(自身を除く): 358239940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 2780, 3511, 4309, 7022, 8618, 14044, 17236, 17555, 21545, 35110, 43090, 70220, 86180, 108841, 217682, 435364, 488029, 544205, 976058, 1088410, 1952116, 2176820, 2440145, 4880290, 9760580, 15128899, 30257798, 60515596, 75644495, 151288990, 302577980]

約数ペア:

[(1, 302577980), (2, 151288990), (4, 75644495), (5, 60515596), (10, 30257798), (20, 15128899), (31, 9760580), (62, 4880290), (124, 2440145), (139, 2176820), (155, 1952116), (278, 1088410), (310, 976058), (556, 544205), (620, 488029), (695, 435364), (1390, 217682), (2780, 108841), (3511, 86180), (4309, 70220), (7022, 43090), (8618, 35110), (14044, 21545), (17236, 17555)]