128667390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252289}}^1$

素因数の和:252316

約数の個数: 32

約数和(自身を含む): 326967840

約数和(自身を除く): 198300450

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 252289, 504578, 756867, 1261445, 1513734, 2522890, 3784335, 4288913, 7568670, 8577826, 12866739, 21444565, 25733478, 42889130, 64333695, 128667390]

約数ペア:

[(1, 128667390), (2, 64333695), (3, 42889130), (5, 25733478), (6, 21444565), (10, 12866739), (15, 8577826), (17, 7568670), (30, 4288913), (34, 3784335), (51, 2522890), (85, 1513734), (102, 1261445), (170, 756867), (255, 504578), (510, 252289)]