8815380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 28600320

約数和(自身を除く): 19784940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 151, 210, 278, 302, 417, 420, 453, 556, 604, 695, 755, 834, 906, 973, 1057, 1390, 1510, 1668, 1812, 1946, 2085, 2114, 2265, 2780, 2919, 3020, 3171, 3892, 4170, 4228, 4530, 4865, 5285, 5838, 6342, 8340, 9060, 9730, 10570, 11676, 12684, 14595, 15855, 19460, 20989, 21140, 29190, 31710, 41978, 58380, 62967, 63420, 83956, 104945, 125934, 146923, 209890, 251868, 293846, 314835, 419780, 440769, 587692, 629670, 734615, 881538, 1259340, 1469230, 1763076, 2203845, 2938460, 4407690, 8815380]

約数ペア:

[(1, 8815380), (2, 4407690), (3, 2938460), (4, 2203845), (5, 1763076), (6, 1469230), (7, 1259340), (10, 881538), (12, 734615), (14, 629670), (15, 587692), (20, 440769), (21, 419780), (28, 314835), (30, 293846), (35, 251868), (42, 209890), (60, 146923), (70, 125934), (84, 104945), (105, 83956), (139, 63420), (140, 62967), (151, 58380), (210, 41978), (278, 31710), (302, 29190), (417, 21140), (420, 20989), (453, 19460), (556, 15855), (604, 14595), (695, 12684), (755, 11676), (834, 10570), (906, 9730), (973, 9060), (1057, 8340), (1390, 6342), (1510, 5838), (1668, 5285), (1812, 4865), (1946, 4530), (2085, 4228), (2114, 4170), (2265, 3892), (2780, 3171), (2919, 3020)]