64938636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{587}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 188348160

約数和(自身を除く): 123409524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 439, 587, 878, 1174, 1317, 1756, 1761, 2348, 2634, 3073, 3522, 3951, 4109, 5268, 5283, 6146, 7044, 7902, 8218, 9219, 10566, 12292, 12327, 15804, 16436, 18438, 21132, 24654, 27657, 36876, 36981, 49308, 55314, 73962, 110628, 147924, 257693, 515386, 773079, 1030772, 1546158, 1803851, 2319237, 3092316, 3607702, 4638474, 5411553, 7215404, 9276948, 10823106, 16234659, 21646212, 32469318, 64938636]

約数ペア:

[(1, 64938636), (2, 32469318), (3, 21646212), (4, 16234659), (6, 10823106), (7, 9276948), (9, 7215404), (12, 5411553), (14, 4638474), (18, 3607702), (21, 3092316), (28, 2319237), (36, 1803851), (42, 1546158), (63, 1030772), (84, 773079), (126, 515386), (252, 257693), (439, 147924), (587, 110628), (878, 73962), (1174, 55314), (1317, 49308), (1756, 36981), (1761, 36876), (2348, 27657), (2634, 24654), (3073, 21132), (3522, 18438), (3951, 16436), (4109, 15804), (5268, 12327), (5283, 12292), (6146, 10566), (7044, 9219), (7902, 8218)]