68628216

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 176411520

約数和(自身を除く): 107783304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 163, 212, 318, 326, 331, 424, 489, 636, 652, 662, 978, 993, 1272, 1304, 1324, 1956, 1986, 2648, 3912, 3972, 7944, 8639, 17278, 17543, 25917, 34556, 35086, 51834, 52629, 53953, 69112, 70172, 103668, 105258, 107906, 140344, 161859, 207336, 210516, 215812, 323718, 421032, 431624, 647436, 1294872, 2859509, 5719018, 8578527, 11438036, 17157054, 22876072, 34314108, 68628216]

約数ペア:

[(1, 68628216), (2, 34314108), (3, 22876072), (4, 17157054), (6, 11438036), (8, 8578527), (12, 5719018), (24, 2859509), (53, 1294872), (106, 647436), (159, 431624), (163, 421032), (212, 323718), (318, 215812), (326, 210516), (331, 207336), (424, 161859), (489, 140344), (636, 107906), (652, 105258), (662, 103668), (978, 70172), (993, 69112), (1272, 53953), (1304, 52629), (1324, 51834), (1956, 35086), (1986, 34556), (2648, 25917), (3912, 17543), (3972, 17278), (7944, 8639)]