30658740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72997}}^1$

素因数の和:73016

約数の個数: 48

約数和(自身を含む): 98109312

約数和(自身を除く): 67450572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 72997, 145994, 218991, 291988, 364985, 437982, 510979, 729970, 875964, 1021958, 1094955, 1459940, 1532937, 2043916, 2189910, 2554895, 3065874, 4379820, 5109790, 6131748, 7664685, 10219580, 15329370, 30658740]

約数ペア:

[(1, 30658740), (2, 15329370), (3, 10219580), (4, 7664685), (5, 6131748), (6, 5109790), (7, 4379820), (10, 3065874), (12, 2554895), (14, 2189910), (15, 2043916), (20, 1532937), (21, 1459940), (28, 1094955), (30, 1021958), (35, 875964), (42, 729970), (60, 510979), (70, 437982), (84, 364985), (105, 291988), (140, 218991), (210, 145994), (420, 72997)]