68767440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40933}}^1$

素因数の和:40956

約数の個数: 80

約数和(自身を含む): 243639168

約数和(自身を除く): 174871728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40933, 81866, 122799, 163732, 204665, 245598, 286531, 327464, 409330, 491196, 573062, 613995, 654928, 818660, 859593, 982392, 1146124, 1227990, 1432655, 1637320, 1719186, 1964784, 2292248, 2455980, 2865310, 3274640, 3438372, 4297965, 4584496, 4911960, 5730620, 6876744, 8595930, 9823920, 11461240, 13753488, 17191860, 22922480, 34383720, 68767440]

約数ペア:

[(1, 68767440), (2, 34383720), (3, 22922480), (4, 17191860), (5, 13753488), (6, 11461240), (7, 9823920), (8, 8595930), (10, 6876744), (12, 5730620), (14, 4911960), (15, 4584496), (16, 4297965), (20, 3438372), (21, 3274640), (24, 2865310), (28, 2455980), (30, 2292248), (35, 1964784), (40, 1719186), (42, 1637320), (48, 1432655), (56, 1227990), (60, 1146124), (70, 982392), (80, 859593), (84, 818660), (105, 654928), (112, 613995), (120, 573062), (140, 491196), (168, 409330), (210, 327464), (240, 286531), (280, 245598), (336, 204665), (420, 163732), (560, 122799), (840, 81866), (1680, 40933)]