78646140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1193

約数の個数: 120

約数和(自身を含む): 252677040

約数和(自身を除く): 174030900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 324, 387, 405, 430, 516, 540, 645, 774, 810, 860, 1129, 1161, 1290, 1548, 1620, 1935, 2258, 2322, 2580, 3387, 3483, 3870, 4516, 4644, 5645, 5805, 6774, 6966, 7740, 10161, 11290, 11610, 13548, 13932, 16935, 17415, 20322, 22580, 23220, 30483, 33870, 34830, 40644, 48547, 50805, 60966, 67740, 69660, 91449, 97094, 101610, 121932, 145641, 152415, 182898, 194188, 203220, 242735, 291282, 304830, 365796, 436923, 457245, 485470, 582564, 609660, 728205, 873846, 914490, 970940, 1310769, 1456410, 1747692, 1828980, 2184615, 2621538, 2912820, 3932307, 4369230, 5243076, 6553845, 7864614, 8738460, 13107690, 15729228, 19661535, 26215380, 39323070, 78646140]

約数ペア:

[(1, 78646140), (2, 39323070), (3, 26215380), (4, 19661535), (5, 15729228), (6, 13107690), (9, 8738460), (10, 7864614), (12, 6553845), (15, 5243076), (18, 4369230), (20, 3932307), (27, 2912820), (30, 2621538), (36, 2184615), (43, 1828980), (45, 1747692), (54, 1456410), (60, 1310769), (81, 970940), (86, 914490), (90, 873846), (108, 728205), (129, 609660), (135, 582564), (162, 485470), (172, 457245), (180, 436923), (215, 365796), (258, 304830), (270, 291282), (324, 242735), (387, 203220), (405, 194188), (430, 182898), (516, 152415), (540, 145641), (645, 121932), (774, 101610), (810, 97094), (860, 91449), (1129, 69660), (1161, 67740), (1290, 60966), (1548, 50805), (1620, 48547), (1935, 40644), (2258, 34830), (2322, 33870), (2580, 30483), (3387, 23220), (3483, 22580), (3870, 20322), (4516, 17415), (4644, 16935), (5645, 13932), (5805, 13548), (6774, 11610), (6966, 11290), (7740, 10161)]