314248820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{1439}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 674956800

約数和(自身を除く): 360707980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 179, 244, 305, 358, 610, 716, 895, 1220, 1439, 1790, 2878, 3580, 5756, 7195, 10919, 14390, 21838, 28780, 43676, 54595, 87779, 109190, 175558, 218380, 257581, 351116, 438895, 515162, 877790, 1030324, 1287905, 1755580, 2575810, 5151620, 15712441, 31424882, 62849764, 78562205, 157124410, 314248820]

約数ペア:

[(1, 314248820), (2, 157124410), (4, 78562205), (5, 62849764), (10, 31424882), (20, 15712441), (61, 5151620), (122, 2575810), (179, 1755580), (244, 1287905), (305, 1030324), (358, 877790), (610, 515162), (716, 438895), (895, 351116), (1220, 257581), (1439, 218380), (1790, 175558), (2878, 109190), (3580, 87779), (5756, 54595), (7195, 43676), (10919, 28780), (14390, 21838)]