68956860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{164183}}^1$

素因数の和:164202

約数の個数: 48

約数和(自身を含む): 220663296

約数和(自身を除く): 151706436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 164183, 328366, 492549, 656732, 820915, 985098, 1149281, 1641830, 1970196, 2298562, 2462745, 3283660, 3447843, 4597124, 4925490, 5746405, 6895686, 9850980, 11492810, 13791372, 17239215, 22985620, 34478430, 68956860]

約数ペア:

[(1, 68956860), (2, 34478430), (3, 22985620), (4, 17239215), (5, 13791372), (6, 11492810), (7, 9850980), (10, 6895686), (12, 5746405), (14, 4925490), (15, 4597124), (20, 3447843), (21, 3283660), (28, 2462745), (30, 2298562), (35, 1970196), (42, 1641830), (60, 1149281), (70, 985098), (84, 820915), (105, 656732), (140, 492549), (210, 328366), (420, 164183)]