221152620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1009}}^1$

素因数の和:1315

約数の個数: 96

約数和(自身を含む): 669896640

約数和(自身を除く): 448744020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 281, 390, 562, 780, 843, 1009, 1124, 1405, 1686, 2018, 2810, 3027, 3372, 3653, 4036, 4215, 5045, 5620, 6054, 7306, 8430, 10090, 10959, 12108, 13117, 14612, 15135, 16860, 18265, 20180, 21918, 26234, 30270, 36530, 39351, 43836, 52468, 54795, 60540, 65585, 73060, 78702, 109590, 131170, 157404, 196755, 219180, 262340, 283529, 393510, 567058, 787020, 850587, 1134116, 1417645, 1701174, 2835290, 3402348, 3685877, 4252935, 5670580, 7371754, 8505870, 11057631, 14743508, 17011740, 18429385, 22115262, 36858770, 44230524, 55288155, 73717540, 110576310, 221152620]

約数ペア:

[(1, 221152620), (2, 110576310), (3, 73717540), (4, 55288155), (5, 44230524), (6, 36858770), (10, 22115262), (12, 18429385), (13, 17011740), (15, 14743508), (20, 11057631), (26, 8505870), (30, 7371754), (39, 5670580), (52, 4252935), (60, 3685877), (65, 3402348), (78, 2835290), (130, 1701174), (156, 1417645), (195, 1134116), (260, 850587), (281, 787020), (390, 567058), (562, 393510), (780, 283529), (843, 262340), (1009, 219180), (1124, 196755), (1405, 157404), (1686, 131170), (2018, 109590), (2810, 78702), (3027, 73060), (3372, 65585), (3653, 60540), (4036, 54795), (4215, 52468), (5045, 43836), (5620, 39351), (6054, 36530), (7306, 30270), (8430, 26234), (10090, 21918), (10959, 20180), (12108, 18265), (13117, 16860), (14612, 15135)]