642143280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3037}}^1$

素因数の和:3934

約数の個数: 80

約数和(自身を含む): 1993559904

約数和(自身を除く): 1351416624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 881, 1762, 2643, 3037, 3524, 4405, 5286, 6074, 7048, 8810, 9111, 10572, 12148, 13215, 14096, 15185, 17620, 18222, 21144, 24296, 26430, 30370, 35240, 36444, 42288, 45555, 48592, 52860, 60740, 70480, 72888, 91110, 105720, 121480, 145776, 182220, 211440, 242960, 364440, 728880, 2675597, 5351194, 8026791, 10702388, 13377985, 16053582, 21404776, 26755970, 32107164, 40133955, 42809552, 53511940, 64214328, 80267910, 107023880, 128428656, 160535820, 214047760, 321071640, 642143280]

約数ペア:

[(1, 642143280), (2, 321071640), (3, 214047760), (4, 160535820), (5, 128428656), (6, 107023880), (8, 80267910), (10, 64214328), (12, 53511940), (15, 42809552), (16, 40133955), (20, 32107164), (24, 26755970), (30, 21404776), (40, 16053582), (48, 13377985), (60, 10702388), (80, 8026791), (120, 5351194), (240, 2675597), (881, 728880), (1762, 364440), (2643, 242960), (3037, 211440), (3524, 182220), (4405, 145776), (5286, 121480), (6074, 105720), (7048, 91110), (8810, 72888), (9111, 70480), (10572, 60740), (12148, 52860), (13215, 48592), (14096, 45555), (15185, 42288), (17620, 36444), (18222, 35240), (21144, 30370), (24296, 26430)]