278315430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{46619}}^1$

素因数の和:46828

約数の個数: 32

約数和(自身を含む): 671328000

約数和(自身を除く): 393012570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 46619, 93238, 139857, 233095, 279714, 466190, 699285, 1398570, 9277181, 18554362, 27831543, 46385905, 55663086, 92771810, 139157715, 278315430]

約数ペア:

[(1, 278315430), (2, 139157715), (3, 92771810), (5, 55663086), (6, 46385905), (10, 27831543), (15, 18554362), (30, 9277181), (199, 1398570), (398, 699285), (597, 466190), (995, 279714), (1194, 233095), (1990, 139857), (2985, 93238), (5970, 46619)]