308996970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{145069}}^1$

素因数の和:145150

約数の個数: 32

約数和(自身を含む): 752042880

約数和(自身を除く): 443045910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 145069, 290138, 435207, 725345, 870414, 1450690, 2176035, 4352070, 10299899, 20599798, 30899697, 51499495, 61799394, 102998990, 154498485, 308996970]

約数ペア:

[(1, 308996970), (2, 154498485), (3, 102998990), (5, 61799394), (6, 51499495), (10, 30899697), (15, 20599798), (30, 10299899), (71, 4352070), (142, 2176035), (213, 1450690), (355, 870414), (426, 725345), (710, 435207), (1065, 290138), (2130, 145069)]