642081660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1592

約数の個数: 144

約数和(自身を含む): 2010960000

約数和(自身を除く): 1368878340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 59, 60, 66, 110, 118, 121, 132, 165, 177, 220, 236, 242, 295, 330, 354, 363, 484, 590, 605, 649, 660, 708, 726, 885, 1180, 1210, 1298, 1452, 1499, 1770, 1815, 1947, 2420, 2596, 2998, 3245, 3540, 3630, 3894, 4497, 5996, 6490, 7139, 7260, 7495, 7788, 8994, 9735, 12980, 14278, 14990, 16489, 17988, 19470, 21417, 22485, 28556, 29980, 32978, 35695, 38940, 42834, 44970, 49467, 65956, 71390, 82445, 85668, 88441, 89940, 98934, 107085, 142780, 164890, 176882, 181379, 197868, 214170, 247335, 265323, 329780, 353764, 362758, 428340, 442205, 494670, 530646, 544137, 725516, 884410, 906895, 972851, 989340, 1061292, 1088274, 1326615, 1768820, 1813790, 1945702, 2176548, 2653230, 2720685, 2918553, 3627580, 3891404, 4864255, 5306460, 5441370, 5837106, 9728510, 10701361, 10882740, 11674212, 14592765, 19457020, 21402722, 29185530, 32104083, 42805444, 53506805, 58371060, 64208166, 107013610, 128416332, 160520415, 214027220, 321040830, 642081660]

約数ペア:

[(1, 642081660), (2, 321040830), (3, 214027220), (4, 160520415), (5, 128416332), (6, 107013610), (10, 64208166), (11, 58371060), (12, 53506805), (15, 42805444), (20, 32104083), (22, 29185530), (30, 21402722), (33, 19457020), (44, 14592765), (55, 11674212), (59, 10882740), (60, 10701361), (66, 9728510), (110, 5837106), (118, 5441370), (121, 5306460), (132, 4864255), (165, 3891404), (177, 3627580), (220, 2918553), (236, 2720685), (242, 2653230), (295, 2176548), (330, 1945702), (354, 1813790), (363, 1768820), (484, 1326615), (590, 1088274), (605, 1061292), (649, 989340), (660, 972851), (708, 906895), (726, 884410), (885, 725516), (1180, 544137), (1210, 530646), (1298, 494670), (1452, 442205), (1499, 428340), (1770, 362758), (1815, 353764), (1947, 329780), (2420, 265323), (2596, 247335), (2998, 214170), (3245, 197868), (3540, 181379), (3630, 176882), (3894, 164890), (4497, 142780), (5996, 107085), (6490, 98934), (7139, 89940), (7260, 88441), (7495, 85668), (7788, 82445), (8994, 71390), (9735, 65956), (12980, 49467), (14278, 44970), (14990, 42834), (16489, 38940), (17988, 35695), (19470, 32978), (21417, 29980), (22485, 28556)]