170712680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 393984000

約数和(自身を除く): 223271320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 178, 316, 356, 395, 445, 607, 632, 712, 790, 890, 1214, 1580, 1780, 2428, 3035, 3160, 3560, 4856, 6070, 7031, 12140, 14062, 24280, 28124, 35155, 47953, 54023, 56248, 70310, 95906, 108046, 140620, 191812, 216092, 239765, 270115, 281240, 383624, 432184, 479530, 540230, 959060, 1080460, 1918120, 2160920, 4267817, 8535634, 17071268, 21339085, 34142536, 42678170, 85356340, 170712680]

約数ペア:

[(1, 170712680), (2, 85356340), (4, 42678170), (5, 34142536), (8, 21339085), (10, 17071268), (20, 8535634), (40, 4267817), (79, 2160920), (89, 1918120), (158, 1080460), (178, 959060), (316, 540230), (356, 479530), (395, 432184), (445, 383624), (607, 281240), (632, 270115), (712, 239765), (790, 216092), (890, 191812), (1214, 140620), (1580, 108046), (1780, 95906), (2428, 70310), (3035, 56248), (3160, 54023), (3560, 47953), (4856, 35155), (6070, 28124), (7031, 24280), (12140, 14062)]