2885655168520

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1\times {\mathrm{761}}^1$

素因数の和:2183

約数の個数: 128

約数和(自身を含む): 6545330064000

約数和(自身を除く): 3659674895480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 389, 643, 758, 761, 778, 1286, 1516, 1522, 1556, 1895, 1945, 2572, 3032, 3044, 3112, 3215, 3790, 3805, 3890, 5144, 6088, 6430, 7580, 7610, 7780, 12860, 15160, 15220, 15560, 25720, 30440, 147431, 243697, 250127, 288419, 294862, 296029, 487394, 489323, 500254, 576838, 589724, 592058, 737155, 974788, 978646, 1000508, 1153676, 1179448, 1184116, 1218485, 1250635, 1442095, 1474310, 1480145, 1949576, 1957292, 2001016, 2307352, 2368232, 2436970, 2446615, 2501270, 2884190, 2948620, 2960290, 3914584, 4873940, 4893230, 5002540, 5768380, 5897240, 5920580, 9747880, 9786460, 10005080, 11536760, 11841160, 19572920, 94798133, 112194991, 185453417, 189596266, 190346647, 224389982, 370906834, 379192532, 380693294, 448779964, 473990665, 560974955, 741813668, 758385064, 761386588, 897559928, 927267085, 947981330, 951733235, 1121949910, 1483627336, 1522773176, 1854534170, 1895962660, 1903466470, 2243899820, 3709068340, 3791925320, 3806932940, 4487799640, 7418136680, 7613865880, 72141379213, 144282758426, 288565516852, 360706896065, 577131033704, 721413792130, 1442827584260, 2885655168520]

約数ペア:

[(1, 2885655168520), (2, 1442827584260), (4, 721413792130), (5, 577131033704), (8, 360706896065), (10, 288565516852), (20, 144282758426), (40, 72141379213), (379, 7613865880), (389, 7418136680), (643, 4487799640), (758, 3806932940), (761, 3791925320), (778, 3709068340), (1286, 2243899820), (1516, 1903466470), (1522, 1895962660), (1556, 1854534170), (1895, 1522773176), (1945, 1483627336), (2572, 1121949910), (3032, 951733235), (3044, 947981330), (3112, 927267085), (3215, 897559928), (3790, 761386588), (3805, 758385064), (3890, 741813668), (5144, 560974955), (6088, 473990665), (6430, 448779964), (7580, 380693294), (7610, 379192532), (7780, 370906834), (12860, 224389982), (15160, 190346647), (15220, 189596266), (15560, 185453417), (25720, 112194991), (30440, 94798133), (147431, 19572920), (243697, 11841160), (250127, 11536760), (288419, 10005080), (294862, 9786460), (296029, 9747880), (487394, 5920580), (489323, 5897240), (500254, 5768380), (576838, 5002540), (589724, 4893230), (592058, 4873940), (737155, 3914584), (974788, 2960290), (978646, 2948620), (1000508, 2884190), (1153676, 2501270), (1179448, 2446615), (1184116, 2436970), (1218485, 2368232), (1250635, 2307352), (1442095, 2001016), (1474310, 1957292), (1480145, 1949576)]