256238940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{224771}}^1$

素因数の和:224802

約数の個数: 48

約数和(自身を含む): 755233920

約数和(自身を除く): 498994980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 224771, 449542, 674313, 899084, 1123855, 1348626, 2247710, 2697252, 3371565, 4270649, 4495420, 6743130, 8541298, 12811947, 13486260, 17082596, 21353245, 25623894, 42706490, 51247788, 64059735, 85412980, 128119470, 256238940]

約数ペア:

[(1, 256238940), (2, 128119470), (3, 85412980), (4, 64059735), (5, 51247788), (6, 42706490), (10, 25623894), (12, 21353245), (15, 17082596), (19, 13486260), (20, 12811947), (30, 8541298), (38, 6743130), (57, 4495420), (60, 4270649), (76, 3371565), (95, 2697252), (114, 2247710), (190, 1348626), (228, 1123855), (285, 899084), (380, 674313), (570, 449542), (1140, 224771)]