149214920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 343735920

約数和(自身を除く): 194521000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 137, 146, 274, 292, 365, 373, 548, 584, 685, 730, 746, 1096, 1370, 1460, 1492, 1865, 2740, 2920, 2984, 3730, 5480, 7460, 10001, 14920, 20002, 27229, 40004, 50005, 51101, 54458, 80008, 100010, 102202, 108916, 136145, 200020, 204404, 217832, 255505, 272290, 400040, 408808, 511010, 544580, 1022020, 1089160, 2044040, 3730373, 7460746, 14921492, 18651865, 29842984, 37303730, 74607460, 149214920]

約数ペア:

[(1, 149214920), (2, 74607460), (4, 37303730), (5, 29842984), (8, 18651865), (10, 14921492), (20, 7460746), (40, 3730373), (73, 2044040), (137, 1089160), (146, 1022020), (274, 544580), (292, 511010), (365, 408808), (373, 400040), (548, 272290), (584, 255505), (685, 217832), (730, 204404), (746, 200020), (1096, 136145), (1370, 108916), (1460, 102202), (1492, 100010), (1865, 80008), (2740, 54458), (2920, 51101), (2984, 50005), (3730, 40004), (5480, 27229), (7460, 20002), (10001, 14920)]