8664228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 23587200

約数和(自身を除く): 14922972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 76, 106, 114, 159, 171, 212, 228, 239, 318, 342, 477, 478, 636, 684, 717, 954, 956, 1007, 1434, 1908, 2014, 2151, 2868, 3021, 4028, 4302, 4541, 6042, 8604, 9063, 9082, 12084, 12667, 13623, 18126, 18164, 25334, 27246, 36252, 38001, 40869, 50668, 54492, 76002, 81738, 114003, 152004, 163476, 228006, 240673, 456012, 481346, 722019, 962692, 1444038, 2166057, 2888076, 4332114, 8664228]

約数ペア:

[(1, 8664228), (2, 4332114), (3, 2888076), (4, 2166057), (6, 1444038), (9, 962692), (12, 722019), (18, 481346), (19, 456012), (36, 240673), (38, 228006), (53, 163476), (57, 152004), (76, 114003), (106, 81738), (114, 76002), (159, 54492), (171, 50668), (212, 40869), (228, 38001), (239, 36252), (318, 27246), (342, 25334), (477, 18164), (478, 18126), (636, 13623), (684, 12667), (717, 12084), (954, 9082), (956, 9063), (1007, 8604), (1434, 6042), (1908, 4541), (2014, 4302), (2151, 4028), (2868, 3021)]