30446560

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 74458440

約数和(自身を除く): 44011880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 139, 148, 160, 185, 278, 296, 370, 556, 592, 695, 740, 1112, 1184, 1369, 1390, 1480, 2224, 2738, 2780, 2960, 4448, 5143, 5476, 5560, 5920, 6845, 10286, 10952, 11120, 13690, 20572, 21904, 22240, 25715, 27380, 41144, 43808, 51430, 54760, 82288, 102860, 109520, 164576, 190291, 205720, 219040, 380582, 411440, 761164, 822880, 951455, 1522328, 1902910, 3044656, 3805820, 6089312, 7611640, 15223280, 30446560]

約数ペア:

[(1, 30446560), (2, 15223280), (4, 7611640), (5, 6089312), (8, 3805820), (10, 3044656), (16, 1902910), (20, 1522328), (32, 951455), (37, 822880), (40, 761164), (74, 411440), (80, 380582), (139, 219040), (148, 205720), (160, 190291), (185, 164576), (278, 109520), (296, 102860), (370, 82288), (556, 54760), (592, 51430), (695, 43808), (740, 41144), (1112, 27380), (1184, 25715), (1369, 22240), (1390, 21904), (1480, 20572), (2224, 13690), (2738, 11120), (2780, 10952), (2960, 10286), (4448, 6845), (5143, 5920), (5476, 5560)]