12695580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 38800944

約数和(自身を除く): 26105364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 281, 502, 562, 753, 843, 1004, 1124, 1255, 1405, 1506, 1686, 2259, 2510, 2529, 2810, 3012, 3372, 3765, 4215, 4518, 5020, 5058, 5620, 7530, 8430, 9036, 10116, 11295, 12645, 15060, 16860, 22590, 25290, 45180, 50580, 70531, 141062, 211593, 282124, 352655, 423186, 634779, 705310, 846372, 1057965, 1269558, 1410620, 2115930, 2539116, 3173895, 4231860, 6347790, 12695580]

約数ペア:

[(1, 12695580), (2, 6347790), (3, 4231860), (4, 3173895), (5, 2539116), (6, 2115930), (9, 1410620), (10, 1269558), (12, 1057965), (15, 846372), (18, 705310), (20, 634779), (30, 423186), (36, 352655), (45, 282124), (60, 211593), (90, 141062), (180, 70531), (251, 50580), (281, 45180), (502, 25290), (562, 22590), (753, 16860), (843, 15060), (1004, 12645), (1124, 11295), (1255, 10116), (1405, 9036), (1506, 8430), (1686, 7530), (2259, 5620), (2510, 5058), (2529, 5020), (2810, 4518), (3012, 4215), (3372, 3765)]