172248760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{253307}}^1$

素因数の和:253335

約数の個数: 32

約数和(自身を含む): 410358960

約数和(自身を除く): 238110200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 253307, 506614, 1013228, 1266535, 2026456, 2533070, 4306219, 5066140, 8612438, 10132280, 17224876, 21531095, 34449752, 43062190, 86124380, 172248760]

約数ペア:

[(1, 172248760), (2, 86124380), (4, 43062190), (5, 34449752), (8, 21531095), (10, 17224876), (17, 10132280), (20, 8612438), (34, 5066140), (40, 4306219), (68, 2533070), (85, 2026456), (136, 1266535), (170, 1013228), (340, 506614), (680, 253307)]