262240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 680400

約数和(自身を除く): 418160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 149, 160, 176, 220, 298, 352, 440, 596, 745, 880, 1192, 1490, 1639, 1760, 2384, 2980, 3278, 4768, 5960, 6556, 8195, 11920, 13112, 16390, 23840, 26224, 32780, 52448, 65560, 131120, 262240]

約数ペア:

[(1, 262240), (2, 131120), (4, 65560), (5, 52448), (8, 32780), (10, 26224), (11, 23840), (16, 16390), (20, 13112), (22, 11920), (32, 8195), (40, 6556), (44, 5960), (55, 4768), (80, 3278), (88, 2980), (110, 2384), (149, 1760), (160, 1639), (176, 1490), (220, 1192), (298, 880), (352, 745), (440, 596)]