208436808

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{997}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 540357120

約数和(自身を除く): 331920312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 281, 372, 562, 744, 843, 997, 1124, 1686, 1994, 2248, 2991, 3372, 3988, 5982, 6744, 7976, 8711, 11964, 17422, 23928, 26133, 30907, 34844, 52266, 61814, 69688, 92721, 104532, 123628, 185442, 209064, 247256, 280157, 370884, 560314, 741768, 840471, 1120628, 1680942, 2241256, 3361884, 6723768, 8684867, 17369734, 26054601, 34739468, 52109202, 69478936, 104218404, 208436808]

約数ペア:

[(1, 208436808), (2, 104218404), (3, 69478936), (4, 52109202), (6, 34739468), (8, 26054601), (12, 17369734), (24, 8684867), (31, 6723768), (62, 3361884), (93, 2241256), (124, 1680942), (186, 1120628), (248, 840471), (281, 741768), (372, 560314), (562, 370884), (744, 280157), (843, 247256), (997, 209064), (1124, 185442), (1686, 123628), (1994, 104532), (2248, 92721), (2991, 69688), (3372, 61814), (3988, 52266), (5982, 34844), (6744, 30907), (7976, 26133), (8711, 23928), (11964, 17422)]