21166800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 70114560

約数和(自身を除く): 48947760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 93, 100, 120, 124, 150, 155, 186, 200, 240, 248, 300, 310, 372, 400, 465, 496, 569, 600, 620, 744, 775, 930, 1138, 1200, 1240, 1488, 1550, 1707, 1860, 2276, 2325, 2480, 2845, 3100, 3414, 3720, 4552, 4650, 5690, 6200, 6828, 7440, 8535, 9104, 9300, 11380, 12400, 13656, 14225, 17070, 17639, 18600, 22760, 27312, 28450, 34140, 35278, 37200, 42675, 45520, 52917, 56900, 68280, 70556, 85350, 88195, 105834, 113800, 136560, 141112, 170700, 176390, 211668, 227600, 264585, 282224, 341400, 352780, 423336, 440975, 529170, 682800, 705560, 846672, 881950, 1058340, 1322925, 1411120, 1763900, 2116680, 2645850, 3527800, 4233360, 5291700, 7055600, 10583400, 21166800]

約数ペア:

[(1, 21166800), (2, 10583400), (3, 7055600), (4, 5291700), (5, 4233360), (6, 3527800), (8, 2645850), (10, 2116680), (12, 1763900), (15, 1411120), (16, 1322925), (20, 1058340), (24, 881950), (25, 846672), (30, 705560), (31, 682800), (40, 529170), (48, 440975), (50, 423336), (60, 352780), (62, 341400), (75, 282224), (80, 264585), (93, 227600), (100, 211668), (120, 176390), (124, 170700), (150, 141112), (155, 136560), (186, 113800), (200, 105834), (240, 88195), (248, 85350), (300, 70556), (310, 68280), (372, 56900), (400, 52917), (465, 45520), (496, 42675), (569, 37200), (600, 35278), (620, 34140), (744, 28450), (775, 27312), (930, 22760), (1138, 18600), (1200, 17639), (1240, 17070), (1488, 14225), (1550, 13656), (1707, 12400), (1860, 11380), (2276, 9300), (2325, 9104), (2480, 8535), (2845, 7440), (3100, 6828), (3414, 6200), (3720, 5690), (4552, 4650)]