260390640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8543}}^1$

素因数の和:8686

約数の個数: 80

約数和(自身を含む): 813662208

約数和(自身を除く): 553271568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 8543, 10160, 15240, 17086, 25629, 30480, 34172, 42715, 51258, 68344, 85430, 102516, 128145, 136688, 170860, 205032, 256290, 341720, 410064, 512580, 683440, 1025160, 1084961, 2050320, 2169922, 3254883, 4339844, 5424805, 6509766, 8679688, 10849610, 13019532, 16274415, 17359376, 21699220, 26039064, 32548830, 43398440, 52078128, 65097660, 86796880, 130195320, 260390640]

約数ペア:

[(1, 260390640), (2, 130195320), (3, 86796880), (4, 65097660), (5, 52078128), (6, 43398440), (8, 32548830), (10, 26039064), (12, 21699220), (15, 17359376), (16, 16274415), (20, 13019532), (24, 10849610), (30, 8679688), (40, 6509766), (48, 5424805), (60, 4339844), (80, 3254883), (120, 2169922), (127, 2050320), (240, 1084961), (254, 1025160), (381, 683440), (508, 512580), (635, 410064), (762, 341720), (1016, 256290), (1270, 205032), (1524, 170860), (1905, 136688), (2032, 128145), (2540, 102516), (3048, 85430), (3810, 68344), (5080, 51258), (6096, 42715), (7620, 34172), (8543, 30480), (10160, 25629), (15240, 17086)]