87242640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21383}}^1$

素因数の和:21416

約数の個数: 80

約数和(自身を含む): 286374528

約数和(自身を除く): 199131888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21383, 42766, 64149, 85532, 106915, 128298, 171064, 213830, 256596, 320745, 342128, 363511, 427660, 513192, 641490, 727022, 855320, 1026384, 1090533, 1282980, 1454044, 1710640, 1817555, 2181066, 2565960, 2908088, 3635110, 4362132, 5131920, 5452665, 5816176, 7270220, 8724264, 10905330, 14540440, 17448528, 21810660, 29080880, 43621320, 87242640]

約数ペア:

[(1, 87242640), (2, 43621320), (3, 29080880), (4, 21810660), (5, 17448528), (6, 14540440), (8, 10905330), (10, 8724264), (12, 7270220), (15, 5816176), (16, 5452665), (17, 5131920), (20, 4362132), (24, 3635110), (30, 2908088), (34, 2565960), (40, 2181066), (48, 1817555), (51, 1710640), (60, 1454044), (68, 1282980), (80, 1090533), (85, 1026384), (102, 855320), (120, 727022), (136, 641490), (170, 513192), (204, 427660), (240, 363511), (255, 342128), (272, 320745), (340, 256596), (408, 213830), (510, 171064), (680, 128298), (816, 106915), (1020, 85532), (1360, 64149), (2040, 42766), (4080, 21383)]