128416290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{26261}}^1$

素因数の和:26434

約数の個数: 32

約数和(自身を含む): 310101696

約数和(自身を除く): 181685406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4890, 26261, 52522, 78783, 131305, 157566, 262610, 393915, 787830, 4280543, 8561086, 12841629, 21402715, 25683258, 42805430, 64208145, 128416290]

約数ペア:

[(1, 128416290), (2, 64208145), (3, 42805430), (5, 25683258), (6, 21402715), (10, 12841629), (15, 8561086), (30, 4280543), (163, 787830), (326, 393915), (489, 262610), (815, 157566), (978, 131305), (1630, 78783), (2445, 52522), (4890, 26261)]