211945896

素因数分解:

$2^3\times 3^4\times {\mathrm{379}}^1\times {\mathrm{863}}^1$

素因数の和:1260

約数の個数: 80

約数和(自身を含む): 595900800

約数和(自身を除く): 383954904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 379, 648, 758, 863, 1137, 1516, 1726, 2274, 2589, 3032, 3411, 3452, 4548, 5178, 6822, 6904, 7767, 9096, 10233, 10356, 13644, 15534, 20466, 20712, 23301, 27288, 30699, 31068, 40932, 46602, 61398, 62136, 69903, 81864, 93204, 122796, 139806, 186408, 245592, 279612, 327077, 559224, 654154, 981231, 1308308, 1962462, 2616616, 2943693, 3924924, 5887386, 7849848, 8831079, 11774772, 17662158, 23549544, 26493237, 35324316, 52986474, 70648632, 105972948, 211945896]

約数ペア:

[(1, 211945896), (2, 105972948), (3, 70648632), (4, 52986474), (6, 35324316), (8, 26493237), (9, 23549544), (12, 17662158), (18, 11774772), (24, 8831079), (27, 7849848), (36, 5887386), (54, 3924924), (72, 2943693), (81, 2616616), (108, 1962462), (162, 1308308), (216, 981231), (324, 654154), (379, 559224), (648, 327077), (758, 279612), (863, 245592), (1137, 186408), (1516, 139806), (1726, 122796), (2274, 93204), (2589, 81864), (3032, 69903), (3411, 62136), (3452, 61398), (4548, 46602), (5178, 40932), (6822, 31068), (6904, 30699), (7767, 27288), (9096, 23301), (10233, 20712), (10356, 20466), (13644, 15534)]