261054596

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 526245888

約数和(自身を除く): 265191292

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 127, 137, 242, 254, 274, 341, 484, 508, 548, 682, 1364, 1397, 1507, 2794, 3014, 3751, 3937, 4247, 5588, 6028, 7502, 7874, 8494, 15004, 15367, 15748, 16577, 16988, 17399, 30734, 33154, 34798, 43307, 46717, 61468, 66308, 69596, 86614, 93434, 173228, 186868, 191389, 382778, 476377, 513887, 539369, 765556, 952754, 1027774, 1078738, 1905508, 2055548, 2105279, 2157476, 4210558, 5933059, 8421116, 11866118, 23732236, 65263649, 130527298, 261054596]

約数ペア:

[(1, 261054596), (2, 130527298), (4, 65263649), (11, 23732236), (22, 11866118), (31, 8421116), (44, 5933059), (62, 4210558), (121, 2157476), (124, 2105279), (127, 2055548), (137, 1905508), (242, 1078738), (254, 1027774), (274, 952754), (341, 765556), (484, 539369), (508, 513887), (548, 476377), (682, 382778), (1364, 191389), (1397, 186868), (1507, 173228), (2794, 93434), (3014, 86614), (3751, 69596), (3937, 66308), (4247, 61468), (5588, 46717), (6028, 43307), (7502, 34798), (7874, 33154), (8494, 30734), (15004, 17399), (15367, 16988), (15748, 16577)]