2562504720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{21397}}^1$

素因数の和:21912

約数の個数: 80

約数和(自身を含む): 7960056000

約数和(自身を除く): 5397551280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 998, 1497, 1996, 2495, 2994, 3992, 4990, 5988, 7485, 7984, 9980, 11976, 14970, 19960, 21397, 23952, 29940, 39920, 42794, 59880, 64191, 85588, 106985, 119760, 128382, 171176, 213970, 256764, 320955, 342352, 427940, 513528, 641910, 855880, 1027056, 1283820, 1711760, 2567640, 5135280, 10677103, 21354206, 32031309, 42708412, 53385515, 64062618, 85416824, 106771030, 128125236, 160156545, 170833648, 213542060, 256250472, 320313090, 427084120, 512500944, 640626180, 854168240, 1281252360, 2562504720]

約数ペア:

[(1, 2562504720), (2, 1281252360), (3, 854168240), (4, 640626180), (5, 512500944), (6, 427084120), (8, 320313090), (10, 256250472), (12, 213542060), (15, 170833648), (16, 160156545), (20, 128125236), (24, 106771030), (30, 85416824), (40, 64062618), (48, 53385515), (60, 42708412), (80, 32031309), (120, 21354206), (240, 10677103), (499, 5135280), (998, 2567640), (1497, 1711760), (1996, 1283820), (2495, 1027056), (2994, 855880), (3992, 641910), (4990, 513528), (5988, 427940), (7485, 342352), (7984, 320955), (9980, 256764), (11976, 213970), (14970, 171176), (19960, 128382), (21397, 119760), (23952, 106985), (29940, 85588), (39920, 64191), (42794, 59880)]