78138270

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{13781}}^1$

素因数の和:13807

約数の個数: 80

約数和(自身を含む): 240137568

約数和(自身を除く): 161999298

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 13781, 27562, 41343, 68905, 82686, 96467, 124029, 137810, 192934, 206715, 248058, 289401, 372087, 413430, 482335, 578802, 620145, 744174, 868203, 964670, 1116261, 1240290, 1447005, 1736406, 1860435, 2232522, 2604609, 2894010, 3720870, 4341015, 5209218, 5581305, 7813827, 8682030, 11162610, 13023045, 15627654, 26046090, 39069135, 78138270]

約数ペア:

[(1, 78138270), (2, 39069135), (3, 26046090), (5, 15627654), (6, 13023045), (7, 11162610), (9, 8682030), (10, 7813827), (14, 5581305), (15, 5209218), (18, 4341015), (21, 3720870), (27, 2894010), (30, 2604609), (35, 2232522), (42, 1860435), (45, 1736406), (54, 1447005), (63, 1240290), (70, 1116261), (81, 964670), (90, 868203), (105, 744174), (126, 620145), (135, 578802), (162, 482335), (189, 413430), (210, 372087), (270, 289401), (315, 248058), (378, 206715), (405, 192934), (567, 137810), (630, 124029), (810, 96467), (945, 82686), (1134, 68905), (1890, 41343), (2835, 27562), (5670, 13781)]