68258820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 219534336

約数和(自身を除く): 151275516

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, 331, 420, 491, 662, 982, 993, 1324, 1473, 1655, 1964, 1986, 2317, 2455, 2946, 3310, 3437, 3972, 4634, 4910, 4965, 5892, 6620, 6874, 6951, 7365, 9268, 9820, 9930, 10311, 11585, 13748, 13902, 14730, 17185, 19860, 20622, 23170, 27804, 29460, 34370, 34755, 41244, 46340, 51555, 68740, 69510, 103110, 139020, 162521, 206220, 325042, 487563, 650084, 812605, 975126, 1137647, 1625210, 1950252, 2275294, 2437815, 3250420, 3412941, 4550588, 4875630, 5688235, 6825882, 9751260, 11376470, 13651764, 17064705, 22752940, 34129410, 68258820]

約数ペア:

[(1, 68258820), (2, 34129410), (3, 22752940), (4, 17064705), (5, 13651764), (6, 11376470), (7, 9751260), (10, 6825882), (12, 5688235), (14, 4875630), (15, 4550588), (20, 3412941), (21, 3250420), (28, 2437815), (30, 2275294), (35, 1950252), (42, 1625210), (60, 1137647), (70, 975126), (84, 812605), (105, 650084), (140, 487563), (210, 325042), (331, 206220), (420, 162521), (491, 139020), (662, 103110), (982, 69510), (993, 68740), (1324, 51555), (1473, 46340), (1655, 41244), (1964, 34755), (1986, 34370), (2317, 29460), (2455, 27804), (2946, 23170), (3310, 20622), (3437, 19860), (3972, 17185), (4634, 14730), (4910, 13902), (4965, 13748), (5892, 11585), (6620, 10311), (6874, 9930), (6951, 9820), (7365, 9268)]