68507760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2326

約数の個数: 80

約数和(自身を含む): 214093440

約数和(自身を除く): 145585680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2179, 2620, 3144, 3930, 4358, 5240, 6288, 6537, 7860, 8716, 10480, 10895, 13074, 15720, 17432, 21790, 26148, 31440, 32685, 34864, 43580, 52296, 65370, 87160, 104592, 130740, 174320, 261480, 285449, 522960, 570898, 856347, 1141796, 1427245, 1712694, 2283592, 2854490, 3425388, 4281735, 4567184, 5708980, 6850776, 8563470, 11417960, 13701552, 17126940, 22835920, 34253880, 68507760]

約数ペア:

[(1, 68507760), (2, 34253880), (3, 22835920), (4, 17126940), (5, 13701552), (6, 11417960), (8, 8563470), (10, 6850776), (12, 5708980), (15, 4567184), (16, 4281735), (20, 3425388), (24, 2854490), (30, 2283592), (40, 1712694), (48, 1427245), (60, 1141796), (80, 856347), (120, 570898), (131, 522960), (240, 285449), (262, 261480), (393, 174320), (524, 130740), (655, 104592), (786, 87160), (1048, 65370), (1310, 52296), (1572, 43580), (1965, 34864), (2096, 32685), (2179, 31440), (2620, 26148), (3144, 21790), (3930, 17432), (4358, 15720), (5240, 13074), (6288, 10895), (6537, 10480), (7860, 8716)]