68977680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1721}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 215236224

約数和(自身を除く): 146258544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 167, 240, 334, 501, 668, 835, 1002, 1336, 1670, 1721, 2004, 2505, 2672, 3340, 3442, 4008, 5010, 5163, 6680, 6884, 8016, 8605, 10020, 10326, 13360, 13768, 17210, 20040, 20652, 25815, 27536, 34420, 40080, 41304, 51630, 68840, 82608, 103260, 137680, 206520, 287407, 413040, 574814, 862221, 1149628, 1437035, 1724442, 2299256, 2874070, 3448884, 4311105, 4598512, 5748140, 6897768, 8622210, 11496280, 13795536, 17244420, 22992560, 34488840, 68977680]

約数ペア:

[(1, 68977680), (2, 34488840), (3, 22992560), (4, 17244420), (5, 13795536), (6, 11496280), (8, 8622210), (10, 6897768), (12, 5748140), (15, 4598512), (16, 4311105), (20, 3448884), (24, 2874070), (30, 2299256), (40, 1724442), (48, 1437035), (60, 1149628), (80, 862221), (120, 574814), (167, 413040), (240, 287407), (334, 206520), (501, 137680), (668, 103260), (835, 82608), (1002, 68840), (1336, 51630), (1670, 41304), (1721, 40080), (2004, 34420), (2505, 27536), (2672, 25815), (3340, 20652), (3442, 20040), (4008, 17210), (5010, 13768), (5163, 13360), (6680, 10326), (6884, 10020), (8016, 8605)]