172703520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10903}}^1$

素因数の和:10935

約数の個数: 144

約数和(自身を含む): 642987072

約数和(自身を除く): 470283552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 10903, 15840, 21806, 32709, 43612, 54515, 65418, 87224, 98127, 109030, 119933, 130836, 163545, 174448, 196254, 218060, 239866, 261672, 327090, 348896, 359799, 392508, 436120, 479732, 490635, 523344, 599665, 654180, 719598, 785016, 872240, 959464, 981270, 1046688, 1079397, 1199330, 1308360, 1439196, 1570032, 1744480, 1798995, 1918928, 1962540, 2158794, 2398660, 2616720, 2878392, 3140064, 3597990, 3837856, 3925080, 4317588, 4797320, 5233440, 5396985, 5756784, 7195980, 7850160, 8635176, 9594640, 10793970, 11513568, 14391960, 15700320, 17270352, 19189280, 21587940, 28783920, 34540704, 43175880, 57567840, 86351760, 172703520]

約数ペア:

[(1, 172703520), (2, 86351760), (3, 57567840), (4, 43175880), (5, 34540704), (6, 28783920), (8, 21587940), (9, 19189280), (10, 17270352), (11, 15700320), (12, 14391960), (15, 11513568), (16, 10793970), (18, 9594640), (20, 8635176), (22, 7850160), (24, 7195980), (30, 5756784), (32, 5396985), (33, 5233440), (36, 4797320), (40, 4317588), (44, 3925080), (45, 3837856), (48, 3597990), (55, 3140064), (60, 2878392), (66, 2616720), (72, 2398660), (80, 2158794), (88, 1962540), (90, 1918928), (96, 1798995), (99, 1744480), (110, 1570032), (120, 1439196), (132, 1308360), (144, 1199330), (160, 1079397), (165, 1046688), (176, 981270), (180, 959464), (198, 872240), (220, 785016), (240, 719598), (264, 654180), (288, 599665), (330, 523344), (352, 490635), (360, 479732), (396, 436120), (440, 392508), (480, 359799), (495, 348896), (528, 327090), (660, 261672), (720, 239866), (792, 218060), (880, 196254), (990, 174448), (1056, 163545), (1320, 130836), (1440, 119933), (1584, 109030), (1760, 98127), (1980, 87224), (2640, 65418), (3168, 54515), (3960, 43612), (5280, 32709), (7920, 21806), (10903, 15840)]