219773940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{2179}}^1$

素因数の和:2273

約数の個数: 72

約数和(自身を含む): 631031520

約数和(自身を除く): 411257580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 1681, 2179, 2460, 3362, 4358, 5043, 6537, 6724, 8405, 8716, 10086, 10895, 13074, 16810, 20172, 21790, 25215, 26148, 32685, 33620, 43580, 50430, 65370, 89339, 100860, 130740, 178678, 268017, 357356, 446695, 536034, 893390, 1072068, 1340085, 1786780, 2680170, 3662899, 5360340, 7325798, 10988697, 14651596, 18314495, 21977394, 36628990, 43954788, 54943485, 73257980, 109886970, 219773940]

約数ペア:

[(1, 219773940), (2, 109886970), (3, 73257980), (4, 54943485), (5, 43954788), (6, 36628990), (10, 21977394), (12, 18314495), (15, 14651596), (20, 10988697), (30, 7325798), (41, 5360340), (60, 3662899), (82, 2680170), (123, 1786780), (164, 1340085), (205, 1072068), (246, 893390), (410, 536034), (492, 446695), (615, 357356), (820, 268017), (1230, 178678), (1681, 130740), (2179, 100860), (2460, 89339), (3362, 65370), (4358, 50430), (5043, 43580), (6537, 33620), (6724, 32685), (8405, 26148), (8716, 25215), (10086, 21790), (10895, 20172), (13074, 16810)]