31910640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{132961}}^1$

素因数の和:132977

約数の個数: 40

約数和(自身を含む): 98923728

約数和(自身を除く): 67013088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 132961, 265922, 398883, 531844, 664805, 797766, 1063688, 1329610, 1595532, 1994415, 2127376, 2659220, 3191064, 3988830, 5318440, 6382128, 7977660, 10636880, 15955320, 31910640]

約数ペア:

[(1, 31910640), (2, 15955320), (3, 10636880), (4, 7977660), (5, 6382128), (6, 5318440), (8, 3988830), (10, 3191064), (12, 2659220), (15, 2127376), (16, 1994415), (20, 1595532), (24, 1329610), (30, 1063688), (40, 797766), (48, 664805), (60, 531844), (80, 398883), (120, 265922), (240, 132961)]