261550224

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4507}}^1$

素因数の和:4565

約数の個数: 120

約数和(自身を含む): 813892352

約数和(自身を除く): 552342128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 312, 372, 403, 468, 496, 558, 624, 744, 806, 936, 1116, 1209, 1488, 1612, 1872, 2232, 2418, 3224, 3627, 4464, 4507, 4836, 6448, 7254, 9014, 9672, 13521, 14508, 18028, 19344, 27042, 29016, 36056, 40563, 54084, 58032, 58591, 72112, 81126, 108168, 117182, 139717, 162252, 175773, 216336, 234364, 279434, 324504, 351546, 419151, 468728, 527319, 558868, 649008, 703092, 838302, 937456, 1054638, 1117736, 1257453, 1406184, 1676604, 1816321, 2109276, 2235472, 2514906, 2812368, 3353208, 3632642, 4218552, 5029812, 5448963, 6706416, 7265284, 8437104, 10059624, 10897926, 14530568, 16346889, 20119248, 21795852, 29061136, 32693778, 43591704, 65387556, 87183408, 130775112, 261550224]

約数ペア:

[(1, 261550224), (2, 130775112), (3, 87183408), (4, 65387556), (6, 43591704), (8, 32693778), (9, 29061136), (12, 21795852), (13, 20119248), (16, 16346889), (18, 14530568), (24, 10897926), (26, 10059624), (31, 8437104), (36, 7265284), (39, 6706416), (48, 5448963), (52, 5029812), (62, 4218552), (72, 3632642), (78, 3353208), (93, 2812368), (104, 2514906), (117, 2235472), (124, 2109276), (144, 1816321), (156, 1676604), (186, 1406184), (208, 1257453), (234, 1117736), (248, 1054638), (279, 937456), (312, 838302), (372, 703092), (403, 649008), (468, 558868), (496, 527319), (558, 468728), (624, 419151), (744, 351546), (806, 324504), (936, 279434), (1116, 234364), (1209, 216336), (1488, 175773), (1612, 162252), (1872, 139717), (2232, 117182), (2418, 108168), (3224, 81126), (3627, 72112), (4464, 58591), (4507, 58032), (4836, 54084), (6448, 40563), (7254, 36056), (9014, 29016), (9672, 27042), (13521, 19344), (14508, 18028)]