257953680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:718

約数の個数: 160

約数和(自身を含む): 893692800

約数和(自身を除く): 635739120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 307, 360, 389, 432, 540, 614, 720, 778, 921, 1080, 1167, 1228, 1535, 1556, 1842, 1945, 2160, 2334, 2456, 2763, 3070, 3112, 3501, 3684, 3890, 4605, 4668, 4912, 5526, 5835, 6140, 6224, 7002, 7368, 7780, 8289, 9210, 9336, 10503, 11052, 11670, 12280, 13815, 14004, 14736, 15560, 16578, 17505, 18420, 18672, 21006, 22104, 23340, 24560, 27630, 28008, 31120, 33156, 35010, 36840, 41445, 42012, 44208, 46680, 52515, 55260, 56016, 66312, 70020, 73680, 82890, 84024, 93360, 105030, 110520, 119423, 132624, 140040, 165780, 168048, 210060, 221040, 238846, 280080, 331560, 358269, 420120, 477692, 597115, 663120, 716538, 840240, 955384, 1074807, 1194230, 1433076, 1791345, 1910768, 2149614, 2388460, 2866152, 3224421, 3582690, 4299228, 4776920, 5374035, 5732304, 6448842, 7165380, 8598456, 9553840, 10748070, 12897684, 14330760, 16122105, 17196912, 21496140, 25795368, 28661520, 32244210, 42992280, 51590736, 64488420, 85984560, 128976840, 257953680]

約数ペア:

[(1, 257953680), (2, 128976840), (3, 85984560), (4, 64488420), (5, 51590736), (6, 42992280), (8, 32244210), (9, 28661520), (10, 25795368), (12, 21496140), (15, 17196912), (16, 16122105), (18, 14330760), (20, 12897684), (24, 10748070), (27, 9553840), (30, 8598456), (36, 7165380), (40, 6448842), (45, 5732304), (48, 5374035), (54, 4776920), (60, 4299228), (72, 3582690), (80, 3224421), (90, 2866152), (108, 2388460), (120, 2149614), (135, 1910768), (144, 1791345), (180, 1433076), (216, 1194230), (240, 1074807), (270, 955384), (307, 840240), (360, 716538), (389, 663120), (432, 597115), (540, 477692), (614, 420120), (720, 358269), (778, 331560), (921, 280080), (1080, 238846), (1167, 221040), (1228, 210060), (1535, 168048), (1556, 165780), (1842, 140040), (1945, 132624), (2160, 119423), (2334, 110520), (2456, 105030), (2763, 93360), (3070, 84024), (3112, 82890), (3501, 73680), (3684, 70020), (3890, 66312), (4605, 56016), (4668, 55260), (4912, 52515), (5526, 46680), (5835, 44208), (6140, 42012), (6224, 41445), (7002, 36840), (7368, 35010), (7780, 33156), (8289, 31120), (9210, 28008), (9336, 27630), (10503, 24560), (11052, 23340), (11670, 22104), (12280, 21006), (13815, 18672), (14004, 18420), (14736, 17505), (15560, 16578)]