278880456980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3119}}^1\times {\mathrm{194377}}^1$

素因数の和:197528

約数の個数: 48

約数和(自身を含む): 611311034880

約数和(自身を除く): 332430577900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3119, 6238, 12476, 15595, 31190, 62380, 71737, 143474, 194377, 286948, 358685, 388754, 717370, 777508, 971885, 1434740, 1943770, 3887540, 4470671, 8941342, 17882684, 22353355, 44706710, 89413420, 606261863, 1212523726, 2425047452, 3031309315, 6062618630, 12125237260, 13944022849, 27888045698, 55776091396, 69720114245, 139440228490, 278880456980]

約数ペア:

[(1, 278880456980), (2, 139440228490), (4, 69720114245), (5, 55776091396), (10, 27888045698), (20, 13944022849), (23, 12125237260), (46, 6062618630), (92, 3031309315), (115, 2425047452), (230, 1212523726), (460, 606261863), (3119, 89413420), (6238, 44706710), (12476, 22353355), (15595, 17882684), (31190, 8941342), (62380, 4470671), (71737, 3887540), (143474, 1943770), (194377, 1434740), (286948, 971885), (358685, 777508), (388754, 717370)]