289707960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{24889}}^1$

素因数の和:25000

約数の個数: 64

約数和(自身を含む): 878119200

約数和(自身を除く): 588411240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 24889, 49778, 74667, 99556, 124445, 149334, 199112, 248890, 298668, 373335, 497780, 597336, 746670, 995560, 1493340, 2414233, 2986680, 4828466, 7242699, 9656932, 12071165, 14485398, 19313864, 24142330, 28970796, 36213495, 48284660, 57941592, 72426990, 96569320, 144853980, 289707960]

約数ペア:

[(1, 289707960), (2, 144853980), (3, 96569320), (4, 72426990), (5, 57941592), (6, 48284660), (8, 36213495), (10, 28970796), (12, 24142330), (15, 19313864), (20, 14485398), (24, 12071165), (30, 9656932), (40, 7242699), (60, 4828466), (97, 2986680), (120, 2414233), (194, 1493340), (291, 995560), (388, 746670), (485, 597336), (582, 497780), (776, 373335), (970, 298668), (1164, 248890), (1455, 199112), (1940, 149334), (2328, 124445), (2910, 99556), (3880, 74667), (5820, 49778), (11640, 24889)]