520027380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67187}}^1$

素因数の和:67245

約数の個数: 72

約数和(自身を含む): 1614124512

約数和(自身を除く): 1094097132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 67187, 134374, 201561, 268748, 335935, 403122, 604683, 671870, 806244, 1007805, 1209366, 1343740, 2015610, 2418732, 2889041, 3023415, 4031220, 5778082, 6046830, 8667123, 11556164, 12093660, 14445205, 17334246, 26001369, 28890410, 34668492, 43335615, 52002738, 57780820, 86671230, 104005476, 130006845, 173342460, 260013690, 520027380]

約数ペア:

[(1, 520027380), (2, 260013690), (3, 173342460), (4, 130006845), (5, 104005476), (6, 86671230), (9, 57780820), (10, 52002738), (12, 43335615), (15, 34668492), (18, 28890410), (20, 26001369), (30, 17334246), (36, 14445205), (43, 12093660), (45, 11556164), (60, 8667123), (86, 6046830), (90, 5778082), (129, 4031220), (172, 3023415), (180, 2889041), (215, 2418732), (258, 2015610), (387, 1343740), (430, 1209366), (516, 1007805), (645, 806244), (774, 671870), (860, 604683), (1290, 403122), (1548, 335935), (1935, 268748), (2580, 201561), (3870, 134374), (7740, 67187)]