149179640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{10331}}^1$

素因数の和:10380

約数の個数: 48

約数和(自身を含む): 354284280

約数和(自身を除く): 205104640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 10331, 14440, 20662, 41324, 51655, 82648, 103310, 196289, 206620, 392578, 413240, 785156, 981445, 1570312, 1962890, 3729491, 3925780, 7458982, 7851560, 14917964, 18647455, 29835928, 37294910, 74589820, 149179640]

約数ペア:

[(1, 149179640), (2, 74589820), (4, 37294910), (5, 29835928), (8, 18647455), (10, 14917964), (19, 7851560), (20, 7458982), (38, 3925780), (40, 3729491), (76, 1962890), (95, 1570312), (152, 981445), (190, 785156), (361, 413240), (380, 392578), (722, 206620), (760, 196289), (1444, 103310), (1805, 82648), (2888, 51655), (3610, 41324), (7220, 20662), (10331, 14440)]