210905208

素因数分解:

$2^3\times 3^4\times {\mathrm{271}}^1\times {\mathrm{1201}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 593403360

約数和(自身を除く): 382498152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 271, 324, 542, 648, 813, 1084, 1201, 1626, 2168, 2402, 2439, 3252, 3603, 4804, 4878, 6504, 7206, 7317, 9608, 9756, 10809, 14412, 14634, 19512, 21618, 21951, 28824, 29268, 32427, 43236, 43902, 58536, 64854, 86472, 87804, 97281, 129708, 175608, 194562, 259416, 325471, 389124, 650942, 778248, 976413, 1301884, 1952826, 2603768, 2929239, 3905652, 5858478, 7811304, 8787717, 11716956, 17575434, 23433912, 26363151, 35150868, 52726302, 70301736, 105452604, 210905208]

約数ペア:

[(1, 210905208), (2, 105452604), (3, 70301736), (4, 52726302), (6, 35150868), (8, 26363151), (9, 23433912), (12, 17575434), (18, 11716956), (24, 8787717), (27, 7811304), (36, 5858478), (54, 3905652), (72, 2929239), (81, 2603768), (108, 1952826), (162, 1301884), (216, 976413), (271, 778248), (324, 650942), (542, 389124), (648, 325471), (813, 259416), (1084, 194562), (1201, 175608), (1626, 129708), (2168, 97281), (2402, 87804), (2439, 86472), (3252, 64854), (3603, 58536), (4804, 43902), (4878, 43236), (6504, 32427), (7206, 29268), (7317, 28824), (9608, 21951), (9756, 21618), (10809, 19512), (14412, 14634)]