127729680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40939}}^1$

素因数の和:40968

約数の個数: 80

約数和(自身を含む): 426431040

約数和(自身を除く): 298701360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 40939, 81878, 122817, 163756, 204695, 245634, 327512, 409390, 491268, 532207, 614085, 655024, 818780, 982536, 1064414, 1228170, 1596621, 1637560, 1965072, 2128828, 2456340, 2661035, 3193242, 3275120, 4257656, 4912680, 5322070, 6386484, 7983105, 8515312, 9825360, 10644140, 12772968, 15966210, 21288280, 25545936, 31932420, 42576560, 63864840, 127729680]

約数ペア:

[(1, 127729680), (2, 63864840), (3, 42576560), (4, 31932420), (5, 25545936), (6, 21288280), (8, 15966210), (10, 12772968), (12, 10644140), (13, 9825360), (15, 8515312), (16, 7983105), (20, 6386484), (24, 5322070), (26, 4912680), (30, 4257656), (39, 3275120), (40, 3193242), (48, 2661035), (52, 2456340), (60, 2128828), (65, 1965072), (78, 1637560), (80, 1596621), (104, 1228170), (120, 1064414), (130, 982536), (156, 818780), (195, 655024), (208, 614085), (240, 532207), (260, 491268), (312, 409390), (390, 327512), (520, 245634), (624, 204695), (780, 163756), (1040, 122817), (1560, 81878), (3120, 40939)]