179849320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4621}}^1$

素因数の和:4778

約数の個数: 64

約数和(自身を含む): 465897600

約数和(自身を除く): 286048280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4621, 4865, 5560, 7784, 9242, 9730, 18484, 19460, 23105, 32347, 36968, 38920, 46210, 64694, 92420, 129388, 161735, 184840, 258776, 323470, 642319, 646940, 1284638, 1293880, 2569276, 3211595, 4496233, 5138552, 6423190, 8992466, 12846380, 17984932, 22481165, 25692760, 35969864, 44962330, 89924660, 179849320]

約数ペア:

[(1, 179849320), (2, 89924660), (4, 44962330), (5, 35969864), (7, 25692760), (8, 22481165), (10, 17984932), (14, 12846380), (20, 8992466), (28, 6423190), (35, 5138552), (40, 4496233), (56, 3211595), (70, 2569276), (139, 1293880), (140, 1284638), (278, 646940), (280, 642319), (556, 323470), (695, 258776), (973, 184840), (1112, 161735), (1390, 129388), (1946, 92420), (2780, 64694), (3892, 46210), (4621, 38920), (4865, 36968), (5560, 32347), (7784, 23105), (9242, 19460), (9730, 18484)]