142458390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:626

約数の個数: 96

約数和(自身を含む): 392670720

約数和(自身を除く): 250212330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 227, 285, 342, 367, 454, 570, 681, 734, 855, 1101, 1135, 1362, 1710, 1835, 2043, 2202, 2270, 3303, 3405, 3670, 4086, 4313, 5505, 6606, 6810, 6973, 8626, 10215, 11010, 12939, 13946, 16515, 20430, 20919, 21565, 25878, 33030, 34865, 38817, 41838, 43130, 62757, 64695, 69730, 77634, 83309, 104595, 125514, 129390, 166618, 194085, 209190, 249927, 313785, 388170, 416545, 499854, 627570, 749781, 833090, 1249635, 1499562, 1582871, 2499270, 3165742, 3748905, 4748613, 7497810, 7914355, 9497226, 14245839, 15828710, 23743065, 28491678, 47486130, 71229195, 142458390]

約数ペア:

[(1, 142458390), (2, 71229195), (3, 47486130), (5, 28491678), (6, 23743065), (9, 15828710), (10, 14245839), (15, 9497226), (18, 7914355), (19, 7497810), (30, 4748613), (38, 3748905), (45, 3165742), (57, 2499270), (90, 1582871), (95, 1499562), (114, 1249635), (171, 833090), (190, 749781), (227, 627570), (285, 499854), (342, 416545), (367, 388170), (454, 313785), (570, 249927), (681, 209190), (734, 194085), (855, 166618), (1101, 129390), (1135, 125514), (1362, 104595), (1710, 83309), (1835, 77634), (2043, 69730), (2202, 64695), (2270, 62757), (3303, 43130), (3405, 41838), (3670, 38817), (4086, 34865), (4313, 33030), (5505, 25878), (6606, 21565), (6810, 20919), (6973, 20430), (8626, 16515), (10215, 13946), (11010, 12939)]