255316740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2609}}^1$

素因数の和:2861

約数の個数: 96

約数和(自身を含む): 820834560

約数和(自身を除く): 565517820

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, 233, 420, 466, 699, 932, 1165, 1398, 1631, 2330, 2609, 2796, 3262, 3495, 4660, 4893, 5218, 6524, 6990, 7827, 8155, 9786, 10436, 13045, 13980, 15654, 16310, 18263, 19572, 24465, 26090, 31308, 32620, 36526, 39135, 48930, 52180, 54789, 73052, 78270, 91315, 97860, 109578, 156540, 182630, 219156, 273945, 365260, 547890, 607897, 1095780, 1215794, 1823691, 2431588, 3039485, 3647382, 4255279, 6078970, 7294764, 8510558, 9118455, 12157940, 12765837, 17021116, 18236910, 21276395, 25531674, 36473820, 42552790, 51063348, 63829185, 85105580, 127658370, 255316740]

約数ペア:

[(1, 255316740), (2, 127658370), (3, 85105580), (4, 63829185), (5, 51063348), (6, 42552790), (7, 36473820), (10, 25531674), (12, 21276395), (14, 18236910), (15, 17021116), (20, 12765837), (21, 12157940), (28, 9118455), (30, 8510558), (35, 7294764), (42, 6078970), (60, 4255279), (70, 3647382), (84, 3039485), (105, 2431588), (140, 1823691), (210, 1215794), (233, 1095780), (420, 607897), (466, 547890), (699, 365260), (932, 273945), (1165, 219156), (1398, 182630), (1631, 156540), (2330, 109578), (2609, 97860), (2796, 91315), (3262, 78270), (3495, 73052), (4660, 54789), (4893, 52180), (5218, 48930), (6524, 39135), (6990, 36526), (7827, 32620), (8155, 31308), (9786, 26090), (10436, 24465), (13045, 19572), (13980, 18263), (15654, 16310)]