268581612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{40039}}^1$

素因数の和:40102

約数の個数: 48

約数和(自身を含む): 690609920

約数和(自身を除く): 422028308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 6708, 40039, 80078, 120117, 160156, 240234, 480468, 520507, 1041014, 1561521, 1721677, 2082028, 3123042, 3443354, 5165031, 6246084, 6886708, 10330062, 20660124, 22381801, 44763602, 67145403, 89527204, 134290806, 268581612]

約数ペア:

[(1, 268581612), (2, 134290806), (3, 89527204), (4, 67145403), (6, 44763602), (12, 22381801), (13, 20660124), (26, 10330062), (39, 6886708), (43, 6246084), (52, 5165031), (78, 3443354), (86, 3123042), (129, 2082028), (156, 1721677), (172, 1561521), (258, 1041014), (516, 520507), (559, 480468), (1118, 240234), (1677, 160156), (2236, 120117), (3354, 80078), (6708, 40039)]