76876740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1787}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 234299520

約数和(自身を除く): 157422780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1787, 2151, 2390, 2868, 3574, 3585, 4302, 4780, 5361, 7148, 7170, 8604, 8935, 10722, 10755, 14340, 16083, 17870, 21444, 21510, 26805, 32166, 35740, 43020, 53610, 64332, 80415, 107220, 160830, 321660, 427093, 854186, 1281279, 1708372, 2135465, 2562558, 3843837, 4270930, 5125116, 6406395, 7687674, 8541860, 12812790, 15375348, 19219185, 25625580, 38438370, 76876740]

約数ペア:

[(1, 76876740), (2, 38438370), (3, 25625580), (4, 19219185), (5, 15375348), (6, 12812790), (9, 8541860), (10, 7687674), (12, 6406395), (15, 5125116), (18, 4270930), (20, 3843837), (30, 2562558), (36, 2135465), (45, 1708372), (60, 1281279), (90, 854186), (180, 427093), (239, 321660), (478, 160830), (717, 107220), (956, 80415), (1195, 64332), (1434, 53610), (1787, 43020), (2151, 35740), (2390, 32166), (2868, 26805), (3574, 21510), (3585, 21444), (4302, 17870), (4780, 16083), (5361, 14340), (7148, 10755), (7170, 10722), (8604, 8935)]