18217680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5839}}^1$

素因数の和:5868

約数の個数: 80

約数和(自身を含む): 60829440

約数和(自身を除く): 42611760

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, 5839, 11678, 17517, 23356, 29195, 35034, 46712, 58390, 70068, 75907, 87585, 93424, 116780, 140136, 151814, 175170, 227721, 233560, 280272, 303628, 350340, 379535, 455442, 467120, 607256, 700680, 759070, 910884, 1138605, 1214512, 1401360, 1518140, 1821768, 2277210, 3036280, 3643536, 4554420, 6072560, 9108840, 18217680]

約数ペア:

[(1, 18217680), (2, 9108840), (3, 6072560), (4, 4554420), (5, 3643536), (6, 3036280), (8, 2277210), (10, 1821768), (12, 1518140), (13, 1401360), (15, 1214512), (16, 1138605), (20, 910884), (24, 759070), (26, 700680), (30, 607256), (39, 467120), (40, 455442), (48, 379535), (52, 350340), (60, 303628), (65, 280272), (78, 233560), (80, 227721), (104, 175170), (120, 151814), (130, 140136), (156, 116780), (195, 93424), (208, 87585), (240, 75907), (260, 70068), (312, 58390), (390, 46712), (520, 35034), (624, 29195), (780, 23356), (1040, 17517), (1560, 11678), (3120, 5839)]