29970828

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 81681600

約数和(自身を除く): 51710772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1019, 1548, 1634, 2038, 2451, 3057, 3268, 4076, 4902, 6114, 7353, 9171, 9804, 12228, 14706, 18342, 19361, 29412, 36684, 38722, 43817, 58083, 77444, 87634, 116166, 131451, 174249, 175268, 232332, 262902, 348498, 394353, 525804, 696996, 788706, 832523, 1577412, 1665046, 2497569, 3330092, 4995138, 7492707, 9990276, 14985414, 29970828]

約数ペア:

[(1, 29970828), (2, 14985414), (3, 9990276), (4, 7492707), (6, 4995138), (9, 3330092), (12, 2497569), (18, 1665046), (19, 1577412), (36, 832523), (38, 788706), (43, 696996), (57, 525804), (76, 394353), (86, 348498), (114, 262902), (129, 232332), (171, 175268), (172, 174249), (228, 131451), (258, 116166), (342, 87634), (387, 77444), (516, 58083), (684, 43817), (774, 38722), (817, 36684), (1019, 29412), (1548, 19361), (1634, 18342), (2038, 14706), (2451, 12228), (3057, 9804), (3268, 9171), (4076, 7353), (4902, 6114)]