257753340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12239}}^1$

素因数の和:12273

約数の個数: 120

約数和(自身を含む): 870851520

約数和(自身を除く): 613098180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 12239, 21060, 24478, 36717, 48956, 61195, 73434, 110151, 122390, 146868, 159107, 183585, 220302, 244780, 318214, 330453, 367170, 440604, 477321, 550755, 636428, 660906, 734340, 795535, 954642, 991359, 1101510, 1321812, 1431963, 1591070, 1652265, 1909284, 1982718, 2203020, 2386605, 2863926, 3182140, 3304530, 3965436, 4295889, 4773210, 4956795, 5727852, 6609060, 7159815, 8591778, 9546420, 9913590, 12887667, 14319630, 17183556, 19827180, 21479445, 25775334, 28639260, 42958890, 51550668, 64438335, 85917780, 128876670, 257753340]

約数ペア:

[(1, 257753340), (2, 128876670), (3, 85917780), (4, 64438335), (5, 51550668), (6, 42958890), (9, 28639260), (10, 25775334), (12, 21479445), (13, 19827180), (15, 17183556), (18, 14319630), (20, 12887667), (26, 9913590), (27, 9546420), (30, 8591778), (36, 7159815), (39, 6609060), (45, 5727852), (52, 4956795), (54, 4773210), (60, 4295889), (65, 3965436), (78, 3304530), (81, 3182140), (90, 2863926), (108, 2386605), (117, 2203020), (130, 1982718), (135, 1909284), (156, 1652265), (162, 1591070), (180, 1431963), (195, 1321812), (234, 1101510), (260, 991359), (270, 954642), (324, 795535), (351, 734340), (390, 660906), (405, 636428), (468, 550755), (540, 477321), (585, 440604), (702, 367170), (780, 330453), (810, 318214), (1053, 244780), (1170, 220302), (1404, 183585), (1620, 159107), (1755, 146868), (2106, 122390), (2340, 110151), (3510, 73434), (4212, 61195), (5265, 48956), (7020, 36717), (10530, 24478), (12239, 21060)]