128906670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 316800000

約数和(自身を除く): 187893330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 109, 158, 218, 237, 327, 395, 474, 499, 545, 654, 790, 998, 1090, 1185, 1497, 1635, 2370, 2495, 2994, 3270, 4990, 7485, 8611, 14970, 17222, 25833, 39421, 43055, 51666, 54391, 78842, 86110, 108782, 118263, 129165, 163173, 197105, 236526, 258330, 271955, 326346, 394210, 543910, 591315, 815865, 1182630, 1631730, 4296889, 8593778, 12890667, 21484445, 25781334, 42968890, 64453335, 128906670]

約数ペア:

[(1, 128906670), (2, 64453335), (3, 42968890), (5, 25781334), (6, 21484445), (10, 12890667), (15, 8593778), (30, 4296889), (79, 1631730), (109, 1182630), (158, 815865), (218, 591315), (237, 543910), (327, 394210), (395, 326346), (474, 271955), (499, 258330), (545, 236526), (654, 197105), (790, 163173), (998, 129165), (1090, 118263), (1185, 108782), (1497, 86110), (1635, 78842), (2370, 54391), (2495, 51666), (2994, 43055), (3270, 39421), (4990, 25833), (7485, 17222), (8611, 14970)]