7824780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1543

約数の個数: 72

約数和(自身を含む): 24570000

約数和(自身を除く): 16745220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1499, 1740, 2610, 2998, 4497, 5220, 5996, 7495, 8994, 13491, 14990, 17988, 22485, 26982, 29980, 43471, 44970, 53964, 67455, 86942, 89940, 130413, 134910, 173884, 217355, 260826, 269820, 391239, 434710, 521652, 652065, 782478, 869420, 1304130, 1564956, 1956195, 2608260, 3912390, 7824780]

約数ペア:

[(1, 7824780), (2, 3912390), (3, 2608260), (4, 1956195), (5, 1564956), (6, 1304130), (9, 869420), (10, 782478), (12, 652065), (15, 521652), (18, 434710), (20, 391239), (29, 269820), (30, 260826), (36, 217355), (45, 173884), (58, 134910), (60, 130413), (87, 89940), (90, 86942), (116, 67455), (145, 53964), (174, 44970), (180, 43471), (261, 29980), (290, 26982), (348, 22485), (435, 17988), (522, 14990), (580, 13491), (870, 8994), (1044, 7495), (1305, 5996), (1499, 5220), (1740, 4497), (2610, 2998)]