210825560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1013}}^1$

素因数の和:1089

約数の個数: 96

約数和(自身を含む): 534053520

約数和(自身を除く): 323227960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 121, 172, 215, 220, 242, 344, 430, 440, 473, 484, 605, 860, 946, 968, 1013, 1210, 1720, 1892, 2026, 2365, 2420, 3784, 4052, 4730, 4840, 5065, 5203, 8104, 9460, 10130, 10406, 11143, 18920, 20260, 20812, 22286, 26015, 40520, 41624, 43559, 44572, 52030, 55715, 87118, 89144, 104060, 111430, 122573, 174236, 208120, 217795, 222860, 245146, 348472, 435590, 445720, 479149, 490292, 612865, 871180, 958298, 980584, 1225730, 1742360, 1916596, 2395745, 2451460, 3833192, 4791490, 4902920, 5270639, 9582980, 10541278, 19165960, 21082556, 26353195, 42165112, 52706390, 105412780, 210825560]

約数ペア:

[(1, 210825560), (2, 105412780), (4, 52706390), (5, 42165112), (8, 26353195), (10, 21082556), (11, 19165960), (20, 10541278), (22, 9582980), (40, 5270639), (43, 4902920), (44, 4791490), (55, 3833192), (86, 2451460), (88, 2395745), (110, 1916596), (121, 1742360), (172, 1225730), (215, 980584), (220, 958298), (242, 871180), (344, 612865), (430, 490292), (440, 479149), (473, 445720), (484, 435590), (605, 348472), (860, 245146), (946, 222860), (968, 217795), (1013, 208120), (1210, 174236), (1720, 122573), (1892, 111430), (2026, 104060), (2365, 89144), (2420, 87118), (3784, 55715), (4052, 52030), (4730, 44572), (4840, 43559), (5065, 41624), (5203, 40520), (8104, 26015), (9460, 22286), (10130, 20812), (10406, 20260), (11143, 18920)]