18311280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5869}}^1$

素因数の和:5898

約数の個数: 80

約数和(自身を含む): 61141920

約数和(自身を除く): 42830640

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, 5869, 11738, 17607, 23476, 29345, 35214, 46952, 58690, 70428, 76297, 88035, 93904, 117380, 140856, 152594, 176070, 228891, 234760, 281712, 305188, 352140, 381485, 457782, 469520, 610376, 704280, 762970, 915564, 1144455, 1220752, 1408560, 1525940, 1831128, 2288910, 3051880, 3662256, 4577820, 6103760, 9155640, 18311280]

約数ペア:

[(1, 18311280), (2, 9155640), (3, 6103760), (4, 4577820), (5, 3662256), (6, 3051880), (8, 2288910), (10, 1831128), (12, 1525940), (13, 1408560), (15, 1220752), (16, 1144455), (20, 915564), (24, 762970), (26, 704280), (30, 610376), (39, 469520), (40, 457782), (48, 381485), (52, 352140), (60, 305188), (65, 281712), (78, 234760), (80, 228891), (104, 176070), (120, 152594), (130, 140856), (156, 117380), (195, 93904), (208, 88035), (240, 76297), (260, 70428), (312, 58690), (390, 46952), (520, 35214), (624, 29345), (780, 23476), (1040, 17607), (1560, 11738), (3120, 5869)]