78870870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67411}}^1$

素因数の和:67437

約数の個数: 48

約数和(自身を含む): 220841712

約数和(自身を除く): 141970842

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 67411, 134822, 202233, 337055, 404466, 606699, 674110, 876343, 1011165, 1213398, 1752686, 2022330, 2629029, 3033495, 4381715, 5258058, 6066990, 7887087, 8763430, 13145145, 15774174, 26290290, 39435435, 78870870]

約数ペア:

[(1, 78870870), (2, 39435435), (3, 26290290), (5, 15774174), (6, 13145145), (9, 8763430), (10, 7887087), (13, 6066990), (15, 5258058), (18, 4381715), (26, 3033495), (30, 2629029), (39, 2022330), (45, 1752686), (65, 1213398), (78, 1011165), (90, 876343), (117, 674110), (130, 606699), (195, 404466), (234, 337055), (390, 202233), (585, 134822), (1170, 67411)]