64282960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 171988992

約数和(自身を除く): 107706032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 560, 601, 764, 955, 1202, 1337, 1528, 1910, 2404, 2674, 3005, 3056, 3820, 4207, 4808, 5348, 6010, 6685, 7640, 8414, 9616, 10696, 12020, 13370, 15280, 16828, 21035, 21392, 24040, 26740, 33656, 42070, 48080, 53480, 67312, 84140, 106960, 114791, 168280, 229582, 336560, 459164, 573955, 803537, 918328, 1147910, 1607074, 1836656, 2295820, 3214148, 4017685, 4591640, 6428296, 8035370, 9183280, 12856592, 16070740, 32141480, 64282960]

約数ペア:

[(1, 64282960), (2, 32141480), (4, 16070740), (5, 12856592), (7, 9183280), (8, 8035370), (10, 6428296), (14, 4591640), (16, 4017685), (20, 3214148), (28, 2295820), (35, 1836656), (40, 1607074), (56, 1147910), (70, 918328), (80, 803537), (112, 573955), (140, 459164), (191, 336560), (280, 229582), (382, 168280), (560, 114791), (601, 106960), (764, 84140), (955, 67312), (1202, 53480), (1337, 48080), (1528, 42070), (1910, 33656), (2404, 26740), (2674, 24040), (3005, 21392), (3056, 21035), (3820, 16828), (4207, 15280), (4808, 13370), (5348, 12020), (6010, 10696), (6685, 9616), (7640, 8414)]