908666460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388319}}^1$

素因数の和:388347

約数の個数: 72

約数和(自身を含む): 2968318080

約数和(自身を除く): 2059651620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 388319, 776638, 1164957, 1553276, 1941595, 2329914, 3494871, 3883190, 4659828, 5048147, 5824785, 6989742, 7766380, 10096294, 11649570, 13979484, 15144441, 17474355, 20192588, 23299140, 25240735, 30288882, 34948710, 45433323, 50481470, 60577764, 69897420, 75722205, 90866646, 100962940, 151444410, 181733292, 227166615, 302888820, 454333230, 908666460]

約数ペア:

[(1, 908666460), (2, 454333230), (3, 302888820), (4, 227166615), (5, 181733292), (6, 151444410), (9, 100962940), (10, 90866646), (12, 75722205), (13, 69897420), (15, 60577764), (18, 50481470), (20, 45433323), (26, 34948710), (30, 30288882), (36, 25240735), (39, 23299140), (45, 20192588), (52, 17474355), (60, 15144441), (65, 13979484), (78, 11649570), (90, 10096294), (117, 7766380), (130, 6989742), (156, 5824785), (180, 5048147), (195, 4659828), (234, 3883190), (260, 3494871), (390, 2329914), (468, 1941595), (585, 1553276), (780, 1164957), (1170, 776638), (2340, 388319)]