161982660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1699}}^1$

素因数の和:1945

約数の個数: 96

約数和(自身を含む): 520934400

約数和(自身を除く): 358951740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 420, 454, 681, 908, 1135, 1362, 1589, 1699, 2270, 2724, 3178, 3398, 3405, 4540, 4767, 5097, 6356, 6796, 6810, 7945, 8495, 9534, 10194, 11893, 13620, 15890, 16990, 19068, 20388, 23786, 23835, 25485, 31780, 33980, 35679, 47572, 47670, 50970, 59465, 71358, 95340, 101940, 118930, 142716, 178395, 237860, 356790, 385673, 713580, 771346, 1157019, 1542692, 1928365, 2314038, 2699711, 3856730, 4628076, 5399422, 5785095, 7713460, 8099133, 10798844, 11570190, 13498555, 16198266, 23140380, 26997110, 32396532, 40495665, 53994220, 80991330, 161982660]

約数ペア:

[(1, 161982660), (2, 80991330), (3, 53994220), (4, 40495665), (5, 32396532), (6, 26997110), (7, 23140380), (10, 16198266), (12, 13498555), (14, 11570190), (15, 10798844), (20, 8099133), (21, 7713460), (28, 5785095), (30, 5399422), (35, 4628076), (42, 3856730), (60, 2699711), (70, 2314038), (84, 1928365), (105, 1542692), (140, 1157019), (210, 771346), (227, 713580), (420, 385673), (454, 356790), (681, 237860), (908, 178395), (1135, 142716), (1362, 118930), (1589, 101940), (1699, 95340), (2270, 71358), (2724, 59465), (3178, 50970), (3398, 47670), (3405, 47572), (4540, 35679), (4767, 33980), (5097, 31780), (6356, 25485), (6796, 23835), (6810, 23786), (7945, 20388), (8495, 19068), (9534, 16990), (10194, 15890), (11893, 13620)]