191778540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{12437}}^1$

素因数の和:12706

約数の個数: 48

約数和(自身を含む): 539112672

約数和(自身を除く): 347334132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 12437, 15420, 24874, 37311, 49748, 62185, 74622, 124370, 149244, 186555, 248740, 373110, 746220, 3196309, 6392618, 9588927, 12785236, 15981545, 19177854, 31963090, 38355708, 47944635, 63926180, 95889270, 191778540]

約数ペア:

[(1, 191778540), (2, 95889270), (3, 63926180), (4, 47944635), (5, 38355708), (6, 31963090), (10, 19177854), (12, 15981545), (15, 12785236), (20, 9588927), (30, 6392618), (60, 3196309), (257, 746220), (514, 373110), (771, 248740), (1028, 186555), (1285, 149244), (1542, 124370), (2570, 74622), (3084, 62185), (3855, 49748), (5140, 37311), (7710, 24874), (12437, 15420)]