644855670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{90697}}^1$

素因数の和:90789

約数の個数: 48

約数和(自身を含む): 1697866560

約数和(自身を除く): 1053010890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 7110, 90697, 181394, 272091, 453485, 544182, 816273, 906970, 1360455, 1632546, 2720910, 4081365, 7165063, 8162730, 14330126, 21495189, 35825315, 42990378, 64485567, 71650630, 107475945, 128971134, 214951890, 322427835, 644855670]

約数ペア:

[(1, 644855670), (2, 322427835), (3, 214951890), (5, 128971134), (6, 107475945), (9, 71650630), (10, 64485567), (15, 42990378), (18, 35825315), (30, 21495189), (45, 14330126), (79, 8162730), (90, 7165063), (158, 4081365), (237, 2720910), (395, 1632546), (474, 1360455), (711, 906970), (790, 816273), (1185, 544182), (1422, 453485), (2370, 272091), (3555, 181394), (7110, 90697)]