21805821360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{95539}}^1$

素因数の和:95875

約数の個数: 120

約数和(自身を含む): 73462998960

約数和(自身を除く): 51657177600

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, 180, 240, 317, 360, 634, 720, 951, 1268, 1585, 1902, 2536, 2853, 3170, 3804, 4755, 5072, 5706, 6340, 7608, 9510, 11412, 12680, 14265, 15216, 19020, 22824, 25360, 28530, 38040, 45648, 57060, 76080, 95539, 114120, 191078, 228240, 286617, 382156, 477695, 573234, 764312, 859851, 955390, 1146468, 1433085, 1528624, 1719702, 1910780, 2292936, 2866170, 3439404, 3821560, 4299255, 4585872, 5732340, 6878808, 7643120, 8598510, 11464680, 13757616, 17197020, 22929360, 30285863, 34394040, 60571726, 68788080, 90857589, 121143452, 151429315, 181715178, 242286904, 272572767, 302858630, 363430356, 454287945, 484573808, 545145534, 605717260, 726860712, 908575890, 1090291068, 1211434520, 1362863835, 1453721424, 1817151780, 2180582136, 2422869040, 2725727670, 3634303560, 4361164272, 5451455340, 7268607120, 10902910680, 21805821360]

約数ペア:

[(1, 21805821360), (2, 10902910680), (3, 7268607120), (4, 5451455340), (5, 4361164272), (6, 3634303560), (8, 2725727670), (9, 2422869040), (10, 2180582136), (12, 1817151780), (15, 1453721424), (16, 1362863835), (18, 1211434520), (20, 1090291068), (24, 908575890), (30, 726860712), (36, 605717260), (40, 545145534), (45, 484573808), (48, 454287945), (60, 363430356), (72, 302858630), (80, 272572767), (90, 242286904), (120, 181715178), (144, 151429315), (180, 121143452), (240, 90857589), (317, 68788080), (360, 60571726), (634, 34394040), (720, 30285863), (951, 22929360), (1268, 17197020), (1585, 13757616), (1902, 11464680), (2536, 8598510), (2853, 7643120), (3170, 6878808), (3804, 5732340), (4755, 4585872), (5072, 4299255), (5706, 3821560), (6340, 3439404), (7608, 2866170), (9510, 2292936), (11412, 1910780), (12680, 1719702), (14265, 1528624), (15216, 1433085), (19020, 1146468), (22824, 955390), (25360, 859851), (28530, 764312), (38040, 573234), (45648, 477695), (57060, 382156), (76080, 286617), (95539, 228240), (114120, 191078)]