30912012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 84244160

約数和(自身を除く): 53332148

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, 1051, 1548, 1634, 2102, 2451, 3153, 3268, 4204, 4902, 6306, 7353, 9459, 9804, 12612, 14706, 18918, 19969, 29412, 37836, 39938, 45193, 59907, 79876, 90386, 119814, 135579, 179721, 180772, 239628, 271158, 359442, 406737, 542316, 718884, 813474, 858667, 1626948, 1717334, 2576001, 3434668, 5152002, 7728003, 10304004, 15456006, 30912012]

約数ペア:

[(1, 30912012), (2, 15456006), (3, 10304004), (4, 7728003), (6, 5152002), (9, 3434668), (12, 2576001), (18, 1717334), (19, 1626948), (36, 858667), (38, 813474), (43, 718884), (57, 542316), (76, 406737), (86, 359442), (114, 271158), (129, 239628), (171, 180772), (172, 179721), (228, 135579), (258, 119814), (342, 90386), (387, 79876), (516, 59907), (684, 45193), (774, 39938), (817, 37836), (1051, 29412), (1548, 19969), (1634, 18918), (2102, 14706), (2451, 12612), (3153, 9804), (3268, 9459), (4204, 7353), (4902, 6306)]