87812460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15737}}^1$

素因数の和:15783

約数の個数: 72

約数和(自身を含む): 274974336

約数和(自身を除く): 187161876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15737, 31474, 47211, 62948, 78685, 94422, 141633, 157370, 188844, 236055, 283266, 314740, 472110, 487847, 566532, 708165, 944220, 975694, 1416330, 1463541, 1951388, 2439235, 2832660, 2927082, 4390623, 4878470, 5854164, 7317705, 8781246, 9756940, 14635410, 17562492, 21953115, 29270820, 43906230, 87812460]

約数ペア:

[(1, 87812460), (2, 43906230), (3, 29270820), (4, 21953115), (5, 17562492), (6, 14635410), (9, 9756940), (10, 8781246), (12, 7317705), (15, 5854164), (18, 4878470), (20, 4390623), (30, 2927082), (31, 2832660), (36, 2439235), (45, 1951388), (60, 1463541), (62, 1416330), (90, 975694), (93, 944220), (124, 708165), (155, 566532), (180, 487847), (186, 472110), (279, 314740), (310, 283266), (372, 236055), (465, 188844), (558, 157370), (620, 141633), (930, 94422), (1116, 78685), (1395, 62948), (1860, 47211), (2790, 31474), (5580, 15737)]