489467020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:643

約数の個数: 96

約数和(自身を含む): 1211656320

約数和(自身を除く): 722189300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 269, 287, 317, 410, 538, 574, 634, 820, 1076, 1148, 1268, 1345, 1435, 1585, 1883, 2219, 2690, 2870, 3170, 3766, 4438, 5380, 5740, 6340, 7532, 8876, 9415, 11029, 11095, 12997, 18830, 22058, 22190, 25994, 37660, 44116, 44380, 51988, 55145, 64985, 77203, 85273, 90979, 110290, 129970, 154406, 170546, 181958, 220580, 259940, 308812, 341092, 363916, 386015, 426365, 454895, 596911, 772030, 852730, 909790, 1193822, 1544060, 1705460, 1819580, 2387644, 2984555, 3496193, 5969110, 6992386, 11938220, 13984772, 17480965, 24473351, 34961930, 48946702, 69923860, 97893404, 122366755, 244733510, 489467020]

約数ペア:

[(1, 489467020), (2, 244733510), (4, 122366755), (5, 97893404), (7, 69923860), (10, 48946702), (14, 34961930), (20, 24473351), (28, 17480965), (35, 13984772), (41, 11938220), (70, 6992386), (82, 5969110), (140, 3496193), (164, 2984555), (205, 2387644), (269, 1819580), (287, 1705460), (317, 1544060), (410, 1193822), (538, 909790), (574, 852730), (634, 772030), (820, 596911), (1076, 454895), (1148, 426365), (1268, 386015), (1345, 363916), (1435, 341092), (1585, 308812), (1883, 259940), (2219, 220580), (2690, 181958), (2870, 170546), (3170, 154406), (3766, 129970), (4438, 110290), (5380, 90979), (5740, 85273), (6340, 77203), (7532, 64985), (8876, 55145), (9415, 51988), (11029, 44380), (11095, 44116), (12997, 37660), (18830, 25994), (22058, 22190)]