280466940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3491}}^1$

素因数の和:3619

約数の個数: 96

約数和(自身を含む): 854171136

約数和(自身を除く): 573704196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 260, 309, 390, 412, 515, 618, 780, 1030, 1236, 1339, 1545, 2060, 2678, 3090, 3491, 4017, 5356, 6180, 6695, 6982, 8034, 10473, 13390, 13964, 16068, 17455, 20085, 20946, 26780, 34910, 40170, 41892, 45383, 52365, 69820, 80340, 90766, 104730, 136149, 181532, 209460, 226915, 272298, 359573, 453830, 544596, 680745, 719146, 907660, 1078719, 1361490, 1438292, 1797865, 2157438, 2722980, 3595730, 4314876, 4674449, 5393595, 7191460, 9348898, 10787190, 14023347, 18697796, 21574380, 23372245, 28046694, 46744490, 56093388, 70116735, 93488980, 140233470, 280466940]

約数ペア:

[(1, 280466940), (2, 140233470), (3, 93488980), (4, 70116735), (5, 56093388), (6, 46744490), (10, 28046694), (12, 23372245), (13, 21574380), (15, 18697796), (20, 14023347), (26, 10787190), (30, 9348898), (39, 7191460), (52, 5393595), (60, 4674449), (65, 4314876), (78, 3595730), (103, 2722980), (130, 2157438), (156, 1797865), (195, 1438292), (206, 1361490), (260, 1078719), (309, 907660), (390, 719146), (412, 680745), (515, 544596), (618, 453830), (780, 359573), (1030, 272298), (1236, 226915), (1339, 209460), (1545, 181532), (2060, 136149), (2678, 104730), (3090, 90766), (3491, 80340), (4017, 69820), (5356, 52365), (6180, 45383), (6695, 41892), (6982, 40170), (8034, 34910), (10473, 26780), (13390, 20946), (13964, 20085), (16068, 17455)]