153849640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{18947}}^1$

素因数の和:18994

約数の個数: 64

約数和(自身を含む): 409276800

約数和(自身を除く): 255427160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 18947, 37894, 75788, 94735, 132629, 151576, 189470, 265258, 378940, 530516, 549463, 663145, 757880, 1061032, 1098926, 1326290, 2197852, 2652580, 2747315, 3846241, 4395704, 5305160, 5494630, 7692482, 10989260, 15384964, 19231205, 21978520, 30769928, 38462410, 76924820, 153849640]

約数ペア:

[(1, 153849640), (2, 76924820), (4, 38462410), (5, 30769928), (7, 21978520), (8, 19231205), (10, 15384964), (14, 10989260), (20, 7692482), (28, 5494630), (29, 5305160), (35, 4395704), (40, 3846241), (56, 2747315), (58, 2652580), (70, 2197852), (116, 1326290), (140, 1098926), (145, 1061032), (203, 757880), (232, 663145), (280, 549463), (290, 530516), (406, 378940), (580, 265258), (812, 189470), (1015, 151576), (1160, 132629), (1624, 94735), (2030, 75788), (4060, 37894), (8120, 18947)]