131383920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:527

約数の個数: 160

約数和(自身を含む): 432115200

約数和(自身を除く): 300731280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 43, 48, 58, 60, 80, 86, 87, 116, 120, 129, 145, 172, 174, 215, 232, 240, 258, 290, 344, 348, 430, 435, 439, 464, 516, 580, 645, 688, 696, 860, 870, 878, 1032, 1160, 1247, 1290, 1317, 1392, 1720, 1740, 1756, 2064, 2195, 2320, 2494, 2580, 2634, 3440, 3480, 3512, 3741, 4390, 4988, 5160, 5268, 6235, 6585, 6960, 7024, 7482, 8780, 9976, 10320, 10536, 12470, 12731, 13170, 14964, 17560, 18705, 18877, 19952, 21072, 24940, 25462, 26340, 29928, 35120, 37410, 37754, 38193, 49880, 50924, 52680, 56631, 59856, 63655, 74820, 75508, 76386, 94385, 99760, 101848, 105360, 113262, 127310, 149640, 151016, 152772, 188770, 190965, 203696, 226524, 254620, 283155, 299280, 302032, 305544, 377540, 381930, 453048, 509240, 547433, 566310, 611088, 755080, 763860, 906096, 1018480, 1094866, 1132620, 1510160, 1527720, 1642299, 2189732, 2265240, 2737165, 3055440, 3284598, 4379464, 4530480, 5474330, 6569196, 8211495, 8758928, 10948660, 13138392, 16422990, 21897320, 26276784, 32845980, 43794640, 65691960, 131383920]

約数ペア:

[(1, 131383920), (2, 65691960), (3, 43794640), (4, 32845980), (5, 26276784), (6, 21897320), (8, 16422990), (10, 13138392), (12, 10948660), (15, 8758928), (16, 8211495), (20, 6569196), (24, 5474330), (29, 4530480), (30, 4379464), (40, 3284598), (43, 3055440), (48, 2737165), (58, 2265240), (60, 2189732), (80, 1642299), (86, 1527720), (87, 1510160), (116, 1132620), (120, 1094866), (129, 1018480), (145, 906096), (172, 763860), (174, 755080), (215, 611088), (232, 566310), (240, 547433), (258, 509240), (290, 453048), (344, 381930), (348, 377540), (430, 305544), (435, 302032), (439, 299280), (464, 283155), (516, 254620), (580, 226524), (645, 203696), (688, 190965), (696, 188770), (860, 152772), (870, 151016), (878, 149640), (1032, 127310), (1160, 113262), (1247, 105360), (1290, 101848), (1317, 99760), (1392, 94385), (1720, 76386), (1740, 75508), (1756, 74820), (2064, 63655), (2195, 59856), (2320, 56631), (2494, 52680), (2580, 50924), (2634, 49880), (3440, 38193), (3480, 37754), (3512, 37410), (3741, 35120), (4390, 29928), (4988, 26340), (5160, 25462), (5268, 24940), (6235, 21072), (6585, 19952), (6960, 18877), (7024, 18705), (7482, 17560), (8780, 14964), (9976, 13170), (10320, 12731), (10536, 12470)]