68756040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{21221}}^1$

素因数の和:21244

約数の個数: 80

約数和(自身を含む): 231107580

約数和(自身を除く): 162351540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 21221, 42442, 63663, 84884, 106105, 127326, 169768, 190989, 212210, 254652, 318315, 381978, 424420, 509304, 572967, 636630, 763956, 848840, 954945, 1145934, 1273260, 1527912, 1718901, 1909890, 2291868, 2546520, 2864835, 3437802, 3819780, 4583736, 5729670, 6875604, 7639560, 8594505, 11459340, 13751208, 17189010, 22918680, 34378020, 68756040]

約数ペア:

[(1, 68756040), (2, 34378020), (3, 22918680), (4, 17189010), (5, 13751208), (6, 11459340), (8, 8594505), (9, 7639560), (10, 6875604), (12, 5729670), (15, 4583736), (18, 3819780), (20, 3437802), (24, 2864835), (27, 2546520), (30, 2291868), (36, 1909890), (40, 1718901), (45, 1527912), (54, 1273260), (60, 1145934), (72, 954945), (81, 848840), (90, 763956), (108, 636630), (120, 572967), (135, 509304), (162, 424420), (180, 381978), (216, 318315), (270, 254652), (324, 212210), (360, 190989), (405, 169768), (540, 127326), (648, 106105), (810, 84884), (1080, 63663), (1620, 42442), (3240, 21221)]