21813360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1050

約数の個数: 80

約数和(自身を含む): 68391456

約数和(自身を除く): 46578096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 937, 970, 1164, 1455, 1552, 1874, 1940, 2328, 2811, 2910, 3748, 3880, 4656, 4685, 5622, 5820, 7496, 7760, 9370, 11244, 11640, 14055, 14992, 18740, 22488, 23280, 28110, 37480, 44976, 56220, 74960, 90889, 112440, 181778, 224880, 272667, 363556, 454445, 545334, 727112, 908890, 1090668, 1363335, 1454224, 1817780, 2181336, 2726670, 3635560, 4362672, 5453340, 7271120, 10906680, 21813360]

約数ペア:

[(1, 21813360), (2, 10906680), (3, 7271120), (4, 5453340), (5, 4362672), (6, 3635560), (8, 2726670), (10, 2181336), (12, 1817780), (15, 1454224), (16, 1363335), (20, 1090668), (24, 908890), (30, 727112), (40, 545334), (48, 454445), (60, 363556), (80, 272667), (97, 224880), (120, 181778), (194, 112440), (240, 90889), (291, 74960), (388, 56220), (485, 44976), (582, 37480), (776, 28110), (937, 23280), (970, 22488), (1164, 18740), (1455, 14992), (1552, 14055), (1874, 11640), (1940, 11244), (2328, 9370), (2811, 7760), (2910, 7496), (3748, 5820), (3880, 5622), (4656, 4685)]