71141520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{643}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 221360832

約数和(自身を除く): 150219312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 461, 643, 922, 1286, 1383, 1844, 1929, 2305, 2572, 2766, 3215, 3688, 3858, 4610, 5144, 5532, 6430, 6915, 7376, 7716, 9220, 9645, 10288, 11064, 12860, 13830, 15432, 18440, 19290, 22128, 25720, 27660, 30864, 36880, 38580, 51440, 55320, 77160, 110640, 154320, 296423, 592846, 889269, 1185692, 1482115, 1778538, 2371384, 2964230, 3557076, 4446345, 4742768, 5928460, 7114152, 8892690, 11856920, 14228304, 17785380, 23713840, 35570760, 71141520]

約数ペア:

[(1, 71141520), (2, 35570760), (3, 23713840), (4, 17785380), (5, 14228304), (6, 11856920), (8, 8892690), (10, 7114152), (12, 5928460), (15, 4742768), (16, 4446345), (20, 3557076), (24, 2964230), (30, 2371384), (40, 1778538), (48, 1482115), (60, 1185692), (80, 889269), (120, 592846), (240, 296423), (461, 154320), (643, 110640), (922, 77160), (1286, 55320), (1383, 51440), (1844, 38580), (1929, 36880), (2305, 30864), (2572, 27660), (2766, 25720), (3215, 22128), (3688, 19290), (3858, 18440), (4610, 15432), (5144, 13830), (5532, 12860), (6430, 11064), (6915, 10288), (7376, 9645), (7716, 9220)]