54985980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1579

約数の個数: 96

約数和(自身を含む): 178053120

約数和(自身を除く): 123067140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1471, 1780, 1869, 2492, 2670, 2942, 3115, 3738, 4413, 5340, 5884, 6230, 7355, 7476, 8826, 9345, 10297, 12460, 14710, 17652, 18690, 20594, 22065, 29420, 30891, 37380, 41188, 44130, 51485, 61782, 88260, 102970, 123564, 130919, 154455, 205940, 261838, 308910, 392757, 523676, 617820, 654595, 785514, 916433, 1309190, 1571028, 1832866, 1963785, 2618380, 2749299, 3665732, 3927570, 4582165, 5498598, 7855140, 9164330, 10997196, 13746495, 18328660, 27492990, 54985980]

約数ペア:

[(1, 54985980), (2, 27492990), (3, 18328660), (4, 13746495), (5, 10997196), (6, 9164330), (7, 7855140), (10, 5498598), (12, 4582165), (14, 3927570), (15, 3665732), (20, 2749299), (21, 2618380), (28, 1963785), (30, 1832866), (35, 1571028), (42, 1309190), (60, 916433), (70, 785514), (84, 654595), (89, 617820), (105, 523676), (140, 392757), (178, 308910), (210, 261838), (267, 205940), (356, 154455), (420, 130919), (445, 123564), (534, 102970), (623, 88260), (890, 61782), (1068, 51485), (1246, 44130), (1335, 41188), (1471, 37380), (1780, 30891), (1869, 29420), (2492, 22065), (2670, 20594), (2942, 18690), (3115, 17652), (3738, 14710), (4413, 12460), (5340, 10297), (5884, 9345), (6230, 8826), (7355, 7476)]