291404340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52223}}^1$

素因数の和:52269

約数の個数: 72

約数和(自身を含む): 912457728

約数和(自身を除く): 621053388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 52223, 104446, 156669, 208892, 261115, 313338, 470007, 522230, 626676, 783345, 940014, 1044460, 1566690, 1618913, 1880028, 2350035, 3133380, 3237826, 4700070, 4856739, 6475652, 8094565, 9400140, 9713478, 14570217, 16189130, 19426956, 24283695, 29140434, 32378260, 48567390, 58280868, 72851085, 97134780, 145702170, 291404340]

約数ペア:

[(1, 291404340), (2, 145702170), (3, 97134780), (4, 72851085), (5, 58280868), (6, 48567390), (9, 32378260), (10, 29140434), (12, 24283695), (15, 19426956), (18, 16189130), (20, 14570217), (30, 9713478), (31, 9400140), (36, 8094565), (45, 6475652), (60, 4856739), (62, 4700070), (90, 3237826), (93, 3133380), (124, 2350035), (155, 1880028), (180, 1618913), (186, 1566690), (279, 1044460), (310, 940014), (372, 783345), (465, 626676), (558, 522230), (620, 470007), (930, 313338), (1116, 261115), (1395, 208892), (1860, 156669), (2790, 104446), (5580, 52223)]