51188340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 174206592

約数和(自身を除く): 123018252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 757, 805, 966, 980, 1127, 1380, 1470, 1514, 1610, 1932, 2254, 2271, 2415, 2940, 3028, 3220, 3381, 3785, 4508, 4542, 4830, 5299, 5635, 6762, 7570, 9084, 9660, 10598, 11270, 11355, 13524, 15140, 15897, 16905, 17411, 21196, 22540, 22710, 26495, 31794, 33810, 34822, 37093, 45420, 52233, 52990, 63588, 67620, 69644, 74186, 79485, 87055, 104466, 105980, 111279, 121877, 148372, 158970, 174110, 185465, 208932, 222558, 243754, 261165, 317940, 348220, 365631, 370930, 445116, 487508, 522330, 556395, 609385, 731262, 741860, 853139, 1044660, 1112790, 1218770, 1462524, 1706278, 1828155, 2225580, 2437540, 2559417, 3412556, 3656310, 4265695, 5118834, 7312620, 8531390, 10237668, 12797085, 17062780, 25594170, 51188340]

約数ペア:

[(1, 51188340), (2, 25594170), (3, 17062780), (4, 12797085), (5, 10237668), (6, 8531390), (7, 7312620), (10, 5118834), (12, 4265695), (14, 3656310), (15, 3412556), (20, 2559417), (21, 2437540), (23, 2225580), (28, 1828155), (30, 1706278), (35, 1462524), (42, 1218770), (46, 1112790), (49, 1044660), (60, 853139), (69, 741860), (70, 731262), (84, 609385), (92, 556395), (98, 522330), (105, 487508), (115, 445116), (138, 370930), (140, 365631), (147, 348220), (161, 317940), (196, 261165), (210, 243754), (230, 222558), (245, 208932), (276, 185465), (294, 174110), (322, 158970), (345, 148372), (420, 121877), (460, 111279), (483, 105980), (490, 104466), (588, 87055), (644, 79485), (690, 74186), (735, 69644), (757, 67620), (805, 63588), (966, 52990), (980, 52233), (1127, 45420), (1380, 37093), (1470, 34822), (1514, 33810), (1610, 31794), (1932, 26495), (2254, 22710), (2271, 22540), (2415, 21196), (2940, 17411), (3028, 16905), (3220, 15897), (3381, 15140), (3785, 13524), (4508, 11355), (4542, 11270), (4830, 10598), (5299, 9660), (5635, 9084), (6762, 7570)]