678421368

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{105871}}^1$

素因数の和:105972

約数の個数: 48

約数和(自身を含む): 1858053600

約数和(自身を除く): 1179632232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 105871, 211742, 317613, 423484, 635226, 846968, 952839, 1270452, 1905678, 2540904, 3811356, 7622712, 9422519, 18845038, 28267557, 37690076, 56535114, 75380152, 84802671, 113070228, 169605342, 226140456, 339210684, 678421368]

約数ペア:

[(1, 678421368), (2, 339210684), (3, 226140456), (4, 169605342), (6, 113070228), (8, 84802671), (9, 75380152), (12, 56535114), (18, 37690076), (24, 28267557), (36, 18845038), (72, 9422519), (89, 7622712), (178, 3811356), (267, 2540904), (356, 1905678), (534, 1270452), (712, 952839), (801, 846968), (1068, 635226), (1602, 423484), (2136, 317613), (3204, 211742), (6408, 105871)]