131761260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{883}}^1$

素因数の和:1727

約数の個数: 72

約数和(自身を含む): 400611120

約数和(自身を除く): 268849860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 829, 883, 1658, 1766, 2487, 2649, 3316, 3532, 4145, 4415, 4974, 5298, 7461, 7947, 8290, 8830, 9948, 10596, 12435, 13245, 14922, 15894, 16580, 17660, 24870, 26490, 29844, 31788, 37305, 39735, 49740, 52980, 74610, 79470, 149220, 158940, 732007, 1464014, 2196021, 2928028, 3660035, 4392042, 6588063, 7320070, 8784084, 10980105, 13176126, 14640140, 21960210, 26352252, 32940315, 43920420, 65880630, 131761260]

約数ペア:

[(1, 131761260), (2, 65880630), (3, 43920420), (4, 32940315), (5, 26352252), (6, 21960210), (9, 14640140), (10, 13176126), (12, 10980105), (15, 8784084), (18, 7320070), (20, 6588063), (30, 4392042), (36, 3660035), (45, 2928028), (60, 2196021), (90, 1464014), (180, 732007), (829, 158940), (883, 149220), (1658, 79470), (1766, 74610), (2487, 52980), (2649, 49740), (3316, 39735), (3532, 37305), (4145, 31788), (4415, 29844), (4974, 26490), (5298, 24870), (7461, 17660), (7947, 16580), (8290, 15894), (8830, 14922), (9948, 13245), (10596, 12435)]