64339240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4889}}^1$

素因数の和:4954

約数の個数: 64

約数和(自身を含む): 168998400

約数和(自身を除く): 104659160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 4889, 6580, 9778, 13160, 19556, 24445, 34223, 39112, 48890, 68446, 97780, 136892, 171115, 195560, 229783, 273784, 342230, 459566, 684460, 919132, 1148915, 1368920, 1608481, 1838264, 2297830, 3216962, 4595660, 6433924, 8042405, 9191320, 12867848, 16084810, 32169620, 64339240]

約数ペア:

[(1, 64339240), (2, 32169620), (4, 16084810), (5, 12867848), (7, 9191320), (8, 8042405), (10, 6433924), (14, 4595660), (20, 3216962), (28, 2297830), (35, 1838264), (40, 1608481), (47, 1368920), (56, 1148915), (70, 919132), (94, 684460), (140, 459566), (188, 342230), (235, 273784), (280, 229783), (329, 195560), (376, 171115), (470, 136892), (658, 97780), (940, 68446), (1316, 48890), (1645, 39112), (1880, 34223), (2632, 24445), (3290, 19556), (4889, 13160), (6580, 9778)]