56575980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1223}}^1$

素因数の和:1495

約数の個数: 72

約数和(自身を含む): 172422432

約数和(自身を除く): 115846452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1223, 1285, 1542, 2313, 2446, 2570, 3084, 3669, 3855, 4626, 4892, 5140, 6115, 7338, 7710, 9252, 11007, 11565, 12230, 14676, 15420, 18345, 22014, 23130, 24460, 36690, 44028, 46260, 55035, 73380, 110070, 220140, 314311, 628622, 942933, 1257244, 1571555, 1885866, 2828799, 3143110, 3771732, 4714665, 5657598, 6286220, 9429330, 11315196, 14143995, 18858660, 28287990, 56575980]

約数ペア:

[(1, 56575980), (2, 28287990), (3, 18858660), (4, 14143995), (5, 11315196), (6, 9429330), (9, 6286220), (10, 5657598), (12, 4714665), (15, 3771732), (18, 3143110), (20, 2828799), (30, 1885866), (36, 1571555), (45, 1257244), (60, 942933), (90, 628622), (180, 314311), (257, 220140), (514, 110070), (771, 73380), (1028, 55035), (1223, 46260), (1285, 44028), (1542, 36690), (2313, 24460), (2446, 23130), (2570, 22014), (3084, 18345), (3669, 15420), (3855, 14676), (4626, 12230), (4892, 11565), (5140, 11007), (6115, 9252), (7338, 7710)]