157940040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42457}}^1$

素因数の和:42502

約数の個数: 64

約数和(自身を含む): 489116160

約数和(自身を除く): 331176120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 42457, 84914, 127371, 169828, 212285, 254742, 339656, 424570, 509484, 636855, 849140, 1018968, 1273710, 1316167, 1698280, 2547420, 2632334, 3948501, 5094840, 5264668, 6580835, 7897002, 10529336, 13161670, 15794004, 19742505, 26323340, 31588008, 39485010, 52646680, 78970020, 157940040]

約数ペア:

[(1, 157940040), (2, 78970020), (3, 52646680), (4, 39485010), (5, 31588008), (6, 26323340), (8, 19742505), (10, 15794004), (12, 13161670), (15, 10529336), (20, 7897002), (24, 6580835), (30, 5264668), (31, 5094840), (40, 3948501), (60, 2632334), (62, 2547420), (93, 1698280), (120, 1316167), (124, 1273710), (155, 1018968), (186, 849140), (248, 636855), (310, 509484), (372, 424570), (465, 339656), (620, 254742), (744, 212285), (930, 169828), (1240, 127371), (1860, 84914), (3720, 42457)]