68759640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:897

約数の個数: 96

約数和(自身を含む): 224499600

約数和(自身を除く): 155739960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 491, 778, 982, 1167, 1473, 1556, 1945, 1964, 2334, 2455, 2946, 3112, 3501, 3890, 3928, 4419, 4668, 4910, 5835, 5892, 7002, 7365, 7780, 8838, 9336, 9820, 11670, 11784, 14004, 14730, 15560, 17505, 17676, 19640, 22095, 23340, 28008, 29460, 35010, 35352, 44190, 46680, 58920, 70020, 88380, 140040, 176760, 190999, 381998, 572997, 763996, 954995, 1145994, 1527992, 1718991, 1909990, 2291988, 2864985, 3437982, 3819980, 4583976, 5729970, 6875964, 7639960, 8594955, 11459940, 13751928, 17189910, 22919880, 34379820, 68759640]

約数ペア:

[(1, 68759640), (2, 34379820), (3, 22919880), (4, 17189910), (5, 13751928), (6, 11459940), (8, 8594955), (9, 7639960), (10, 6875964), (12, 5729970), (15, 4583976), (18, 3819980), (20, 3437982), (24, 2864985), (30, 2291988), (36, 1909990), (40, 1718991), (45, 1527992), (60, 1145994), (72, 954995), (90, 763996), (120, 572997), (180, 381998), (360, 190999), (389, 176760), (491, 140040), (778, 88380), (982, 70020), (1167, 58920), (1473, 46680), (1556, 44190), (1945, 35352), (1964, 35010), (2334, 29460), (2455, 28008), (2946, 23340), (3112, 22095), (3501, 19640), (3890, 17676), (3928, 17505), (4419, 15560), (4668, 14730), (4910, 14004), (5835, 11784), (5892, 11670), (7002, 9820), (7365, 9336), (7780, 8838)]