15284920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 39859200

約数和(自身を除く): 24574280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 691, 790, 1106, 1382, 1580, 2212, 2764, 2765, 3160, 3455, 4424, 4837, 5528, 5530, 6910, 9674, 11060, 13820, 19348, 22120, 24185, 27640, 38696, 48370, 54589, 96740, 109178, 193480, 218356, 272945, 382123, 436712, 545890, 764246, 1091780, 1528492, 1910615, 2183560, 3056984, 3821230, 7642460, 15284920]

約数ペア:

[(1, 15284920), (2, 7642460), (4, 3821230), (5, 3056984), (7, 2183560), (8, 1910615), (10, 1528492), (14, 1091780), (20, 764246), (28, 545890), (35, 436712), (40, 382123), (56, 272945), (70, 218356), (79, 193480), (140, 109178), (158, 96740), (280, 54589), (316, 48370), (395, 38696), (553, 27640), (632, 24185), (691, 22120), (790, 19348), (1106, 13820), (1382, 11060), (1580, 9674), (2212, 6910), (2764, 5530), (2765, 5528), (3160, 4837), (3455, 4424)]