268805680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23497}}^1$

素因数の和:23534

約数の個数: 80

約数和(自身を含む): 734265504

約数和(自身を除く): 465459824

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 23497, 46994, 93988, 117485, 187976, 234970, 258467, 305461, 375952, 469940, 516934, 610922, 939880, 1033868, 1221844, 1292335, 1527305, 1879760, 2067736, 2443688, 2584670, 3054610, 3360071, 4135472, 4887376, 5169340, 6109220, 6720142, 10338680, 12218440, 13440284, 16800355, 20677360, 24436880, 26880568, 33600710, 53761136, 67201420, 134402840, 268805680]

約数ペア:

[(1, 268805680), (2, 134402840), (4, 67201420), (5, 53761136), (8, 33600710), (10, 26880568), (11, 24436880), (13, 20677360), (16, 16800355), (20, 13440284), (22, 12218440), (26, 10338680), (40, 6720142), (44, 6109220), (52, 5169340), (55, 4887376), (65, 4135472), (80, 3360071), (88, 3054610), (104, 2584670), (110, 2443688), (130, 2067736), (143, 1879760), (176, 1527305), (208, 1292335), (220, 1221844), (260, 1033868), (286, 939880), (440, 610922), (520, 516934), (572, 469940), (715, 375952), (880, 305461), (1040, 258467), (1144, 234970), (1430, 187976), (2288, 117485), (2860, 93988), (5720, 46994), (11440, 23497)]