66777840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 226034640

約数和(自身を除く): 159256800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 489, 569, 652, 720, 815, 978, 1138, 1304, 1467, 1630, 1707, 1956, 2276, 2445, 2608, 2845, 2934, 3260, 3414, 3912, 4552, 4890, 5121, 5690, 5868, 6520, 6828, 7335, 7824, 8535, 9104, 9780, 10242, 11380, 11736, 13040, 13656, 14670, 17070, 19560, 20484, 22760, 23472, 25605, 27312, 29340, 34140, 39120, 40968, 45520, 51210, 58680, 68280, 81936, 92747, 102420, 117360, 136560, 185494, 204840, 278241, 370988, 409680, 463735, 556482, 741976, 834723, 927470, 1112964, 1391205, 1483952, 1669446, 1854940, 2225928, 2782410, 3338892, 3709880, 4173615, 4451856, 5564820, 6677784, 7419760, 8347230, 11129640, 13355568, 16694460, 22259280, 33388920, 66777840]

約数ペア:

[(1, 66777840), (2, 33388920), (3, 22259280), (4, 16694460), (5, 13355568), (6, 11129640), (8, 8347230), (9, 7419760), (10, 6677784), (12, 5564820), (15, 4451856), (16, 4173615), (18, 3709880), (20, 3338892), (24, 2782410), (30, 2225928), (36, 1854940), (40, 1669446), (45, 1483952), (48, 1391205), (60, 1112964), (72, 927470), (80, 834723), (90, 741976), (120, 556482), (144, 463735), (163, 409680), (180, 370988), (240, 278241), (326, 204840), (360, 185494), (489, 136560), (569, 117360), (652, 102420), (720, 92747), (815, 81936), (978, 68280), (1138, 58680), (1304, 51210), (1467, 45520), (1630, 40968), (1707, 39120), (1956, 34140), (2276, 29340), (2445, 27312), (2608, 25605), (2845, 23472), (2934, 22760), (3260, 20484), (3414, 19560), (3912, 17070), (4552, 14670), (4890, 13656), (5121, 13040), (5690, 11736), (5868, 11380), (6520, 10242), (6828, 9780), (7335, 9104), (7824, 8535)]