138464210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 271728000

約数和(自身を除く): 133263790

約数列:

[1, 2, 5, 10, 19, 38, 67, 73, 95, 134, 146, 149, 190, 298, 335, 365, 670, 730, 745, 1273, 1387, 1490, 2546, 2774, 2831, 4891, 5662, 6365, 6935, 9782, 9983, 10877, 12730, 13870, 14155, 19966, 21754, 24455, 28310, 48910, 49915, 54385, 92929, 99830, 108770, 185858, 189677, 206663, 379354, 413326, 464645, 728759, 929290, 948385, 1033315, 1457518, 1896770, 2066630, 3643795, 7287590, 13846421, 27692842, 69232105, 138464210]

約数ペア:

[(1, 138464210), (2, 69232105), (5, 27692842), (10, 13846421), (19, 7287590), (38, 3643795), (67, 2066630), (73, 1896770), (95, 1457518), (134, 1033315), (146, 948385), (149, 929290), (190, 728759), (298, 464645), (335, 413326), (365, 379354), (670, 206663), (730, 189677), (745, 185858), (1273, 108770), (1387, 99830), (1490, 92929), (2546, 54385), (2774, 49915), (2831, 48910), (4891, 28310), (5662, 24455), (6365, 21754), (6935, 19966), (9782, 14155), (9983, 13870), (10877, 12730)]