263424240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{643}}^1$

素因数の和:1231

約数の個数: 120

約数和(自身を含む): 887599440

約数和(自身を除く): 624175200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 569, 643, 720, 1138, 1286, 1707, 1929, 2276, 2572, 2845, 3215, 3414, 3858, 4552, 5121, 5144, 5690, 5787, 6430, 6828, 7716, 8535, 9104, 9645, 10242, 10288, 11380, 11574, 12860, 13656, 15432, 17070, 19290, 20484, 22760, 23148, 25605, 25720, 27312, 28935, 30864, 34140, 38580, 40968, 45520, 46296, 51210, 51440, 57870, 68280, 77160, 81936, 92592, 102420, 115740, 136560, 154320, 204840, 231480, 365867, 409680, 462960, 731734, 1097601, 1463468, 1829335, 2195202, 2926936, 3292803, 3658670, 4390404, 5488005, 5853872, 6585606, 7317340, 8780808, 10976010, 13171212, 14634680, 16464015, 17561616, 21952020, 26342424, 29269360, 32928030, 43904040, 52684848, 65856060, 87808080, 131712120, 263424240]

約数ペア:

[(1, 263424240), (2, 131712120), (3, 87808080), (4, 65856060), (5, 52684848), (6, 43904040), (8, 32928030), (9, 29269360), (10, 26342424), (12, 21952020), (15, 17561616), (16, 16464015), (18, 14634680), (20, 13171212), (24, 10976010), (30, 8780808), (36, 7317340), (40, 6585606), (45, 5853872), (48, 5488005), (60, 4390404), (72, 3658670), (80, 3292803), (90, 2926936), (120, 2195202), (144, 1829335), (180, 1463468), (240, 1097601), (360, 731734), (569, 462960), (643, 409680), (720, 365867), (1138, 231480), (1286, 204840), (1707, 154320), (1929, 136560), (2276, 115740), (2572, 102420), (2845, 92592), (3215, 81936), (3414, 77160), (3858, 68280), (4552, 57870), (5121, 51440), (5144, 51210), (5690, 46296), (5787, 45520), (6430, 40968), (6828, 38580), (7716, 34140), (8535, 30864), (9104, 28935), (9645, 27312), (10242, 25720), (10288, 25605), (11380, 23148), (11574, 22760), (12860, 20484), (13656, 19290), (15432, 17070)]