121405740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28499}}^1$

素因数の和:28582

約数の個数: 48

約数和(自身を含む): 344736000

約数和(自身を除く): 223330260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 28499, 56998, 85497, 113996, 142495, 170994, 284990, 341988, 427485, 569980, 854970, 1709940, 2023429, 4046858, 6070287, 8093716, 10117145, 12140574, 20234290, 24281148, 30351435, 40468580, 60702870, 121405740]

約数ペア:

[(1, 121405740), (2, 60702870), (3, 40468580), (4, 30351435), (5, 24281148), (6, 20234290), (10, 12140574), (12, 10117145), (15, 8093716), (20, 6070287), (30, 4046858), (60, 2023429), (71, 1709940), (142, 854970), (213, 569980), (284, 427485), (355, 341988), (426, 284990), (710, 170994), (852, 142495), (1065, 113996), (1420, 85497), (2130, 56998), (4260, 28499)]