221677740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{42467}}^1$

素因数の和:42511

約数の個数: 72

約数和(自身を含む): 695625840

約数和(自身を除く): 473948100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 42467, 84934, 127401, 169868, 212335, 254802, 382203, 424670, 509604, 637005, 764406, 849340, 1231543, 1274010, 1528812, 1911015, 2463086, 2548020, 3694629, 3822030, 4926172, 6157715, 7389258, 7644060, 11083887, 12315430, 14778516, 18473145, 22167774, 24630860, 36946290, 44335548, 55419435, 73892580, 110838870, 221677740]

約数ペア:

[(1, 221677740), (2, 110838870), (3, 73892580), (4, 55419435), (5, 44335548), (6, 36946290), (9, 24630860), (10, 22167774), (12, 18473145), (15, 14778516), (18, 12315430), (20, 11083887), (29, 7644060), (30, 7389258), (36, 6157715), (45, 4926172), (58, 3822030), (60, 3694629), (87, 2548020), (90, 2463086), (116, 1911015), (145, 1528812), (174, 1274010), (180, 1231543), (261, 849340), (290, 764406), (348, 637005), (435, 509604), (522, 424670), (580, 382203), (870, 254802), (1044, 212335), (1305, 169868), (1740, 127401), (2610, 84934), (5220, 42467)]