255123180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3517}}^1$

素因数の和:3576

約数の個数: 144

約数和(自身を含む): 860530944

約数和(自身を除く): 605407764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3517, 3627, 4030, 4836, 5580, 6045, 7034, 7254, 8060, 10551, 12090, 14068, 14508, 17585, 18135, 21102, 24180, 31653, 35170, 36270, 42204, 45721, 52755, 63306, 70340, 72540, 91442, 105510, 109027, 126612, 137163, 158265, 182884, 211020, 218054, 228605, 274326, 316530, 327081, 411489, 436108, 457210, 545135, 548652, 633060, 654162, 685815, 822978, 914420, 981243, 1090270, 1308324, 1371630, 1417351, 1635405, 1645956, 1962486, 2057445, 2180540, 2743260, 2834702, 3270810, 3924972, 4114890, 4252053, 4906215, 5669404, 6541620, 7086755, 8229780, 8504106, 9812430, 12756159, 14173510, 17008212, 19624860, 21260265, 25512318, 28347020, 42520530, 51024636, 63780795, 85041060, 127561590, 255123180]

約数ペア:

[(1, 255123180), (2, 127561590), (3, 85041060), (4, 63780795), (5, 51024636), (6, 42520530), (9, 28347020), (10, 25512318), (12, 21260265), (13, 19624860), (15, 17008212), (18, 14173510), (20, 12756159), (26, 9812430), (30, 8504106), (31, 8229780), (36, 7086755), (39, 6541620), (45, 5669404), (52, 4906215), (60, 4252053), (62, 4114890), (65, 3924972), (78, 3270810), (90, 2834702), (93, 2743260), (117, 2180540), (124, 2057445), (130, 1962486), (155, 1645956), (156, 1635405), (180, 1417351), (186, 1371630), (195, 1308324), (234, 1090270), (260, 981243), (279, 914420), (310, 822978), (372, 685815), (390, 654162), (403, 633060), (465, 548652), (468, 545135), (558, 457210), (585, 436108), (620, 411489), (780, 327081), (806, 316530), (930, 274326), (1116, 228605), (1170, 218054), (1209, 211020), (1395, 182884), (1612, 158265), (1860, 137163), (2015, 126612), (2340, 109027), (2418, 105510), (2790, 91442), (3517, 72540), (3627, 70340), (4030, 63306), (4836, 52755), (5580, 45721), (6045, 42204), (7034, 36270), (7254, 35170), (8060, 31653), (10551, 24180), (12090, 21102), (14068, 18135), (14508, 17585)]