78490440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31147}}^1$

素因数の和:31171

約数の個数: 96

約数和(自身を含む): 291545280

約数和(自身を除く): 213054840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31147, 62294, 93441, 124588, 155735, 186882, 218029, 249176, 280323, 311470, 373764, 436058, 467205, 560646, 622940, 654087, 747528, 872116, 934410, 1090145, 1121292, 1245880, 1308174, 1401615, 1744232, 1868820, 1962261, 2180290, 2242584, 2616348, 2803230, 3270435, 3737640, 3924522, 4360580, 5232696, 5606460, 6540870, 7849044, 8721160, 9811305, 11212920, 13081740, 15698088, 19622610, 26163480, 39245220, 78490440]

約数ペア:

[(1, 78490440), (2, 39245220), (3, 26163480), (4, 19622610), (5, 15698088), (6, 13081740), (7, 11212920), (8, 9811305), (9, 8721160), (10, 7849044), (12, 6540870), (14, 5606460), (15, 5232696), (18, 4360580), (20, 3924522), (21, 3737640), (24, 3270435), (28, 2803230), (30, 2616348), (35, 2242584), (36, 2180290), (40, 1962261), (42, 1868820), (45, 1744232), (56, 1401615), (60, 1308174), (63, 1245880), (70, 1121292), (72, 1090145), (84, 934410), (90, 872116), (105, 747528), (120, 654087), (126, 622940), (140, 560646), (168, 467205), (180, 436058), (210, 373764), (252, 311470), (280, 280323), (315, 249176), (360, 218029), (420, 186882), (504, 155735), (630, 124588), (840, 93441), (1260, 62294), (2520, 31147)]