489379660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{4127}}^1$

素因数の和:4172

約数の個数: 108

約数和(自身を含む): 1314363456

約数和(自身を除く): 824983796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 770, 847, 980, 1078, 1210, 1540, 1694, 2156, 2420, 2695, 3388, 4127, 4235, 5390, 5929, 8254, 8470, 10780, 11858, 16508, 16940, 20635, 23716, 28889, 29645, 41270, 45397, 57778, 59290, 82540, 90794, 115556, 118580, 144445, 181588, 202223, 226985, 288890, 317779, 404446, 453970, 499367, 577780, 635558, 808892, 907940, 998734, 1011115, 1271116, 1588895, 1997468, 2022230, 2224453, 2496835, 3177790, 3495569, 4044460, 4448906, 4993670, 6355580, 6991138, 8897812, 9987340, 11122265, 13982276, 17477845, 22244530, 24468983, 34955690, 44489060, 48937966, 69911380, 97875932, 122344915, 244689830, 489379660]

約数ペア:

[(1, 489379660), (2, 244689830), (4, 122344915), (5, 97875932), (7, 69911380), (10, 48937966), (11, 44489060), (14, 34955690), (20, 24468983), (22, 22244530), (28, 17477845), (35, 13982276), (44, 11122265), (49, 9987340), (55, 8897812), (70, 6991138), (77, 6355580), (98, 4993670), (110, 4448906), (121, 4044460), (140, 3495569), (154, 3177790), (196, 2496835), (220, 2224453), (242, 2022230), (245, 1997468), (308, 1588895), (385, 1271116), (484, 1011115), (490, 998734), (539, 907940), (605, 808892), (770, 635558), (847, 577780), (980, 499367), (1078, 453970), (1210, 404446), (1540, 317779), (1694, 288890), (2156, 226985), (2420, 202223), (2695, 181588), (3388, 144445), (4127, 118580), (4235, 115556), (5390, 90794), (5929, 82540), (8254, 59290), (8470, 57778), (10780, 45397), (11858, 41270), (16508, 29645), (16940, 28889), (20635, 23716)]