280605120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1223}}^1$

素因数の和:1482

約数の個数: 112

約数和(自身を含む): 895380480

約数和(自身を除く): 614775360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 239, 240, 320, 478, 480, 717, 956, 960, 1195, 1223, 1434, 1912, 2390, 2446, 2868, 3585, 3669, 3824, 4780, 4892, 5736, 6115, 7170, 7338, 7648, 9560, 9784, 11472, 12230, 14340, 14676, 15296, 18345, 19120, 19568, 22944, 24460, 28680, 29352, 36690, 38240, 39136, 45888, 48920, 57360, 58704, 73380, 76480, 78272, 97840, 114720, 117408, 146760, 195680, 229440, 234816, 292297, 293520, 391360, 584594, 587040, 876891, 1169188, 1174080, 1461485, 1753782, 2338376, 2922970, 3507564, 4384455, 4676752, 5845940, 7015128, 8768910, 9353504, 11691880, 14030256, 17537820, 18707008, 23383760, 28060512, 35075640, 46767520, 56121024, 70151280, 93535040, 140302560, 280605120]

約数ペア:

[(1, 280605120), (2, 140302560), (3, 93535040), (4, 70151280), (5, 56121024), (6, 46767520), (8, 35075640), (10, 28060512), (12, 23383760), (15, 18707008), (16, 17537820), (20, 14030256), (24, 11691880), (30, 9353504), (32, 8768910), (40, 7015128), (48, 5845940), (60, 4676752), (64, 4384455), (80, 3507564), (96, 2922970), (120, 2338376), (160, 1753782), (192, 1461485), (239, 1174080), (240, 1169188), (320, 876891), (478, 587040), (480, 584594), (717, 391360), (956, 293520), (960, 292297), (1195, 234816), (1223, 229440), (1434, 195680), (1912, 146760), (2390, 117408), (2446, 114720), (2868, 97840), (3585, 78272), (3669, 76480), (3824, 73380), (4780, 58704), (4892, 57360), (5736, 48920), (6115, 45888), (7170, 39136), (7338, 38240), (7648, 36690), (9560, 29352), (9784, 28680), (11472, 24460), (12230, 22944), (14340, 19568), (14676, 19120), (15296, 18345)]