51690960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{2659}}^1$

素因数の和:2687

約数の個数: 120

約数和(自身を含む): 180092640

約数和(自身を除く): 128401680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 2659, 3240, 3888, 4860, 5318, 6480, 7977, 9720, 10636, 13295, 15954, 19440, 21272, 23931, 26590, 31908, 39885, 42544, 47862, 53180, 63816, 71793, 79770, 95724, 106360, 119655, 127632, 143586, 159540, 191448, 212720, 215379, 239310, 287172, 319080, 358965, 382896, 430758, 478620, 574344, 638160, 646137, 717930, 861516, 957240, 1076895, 1148688, 1292274, 1435860, 1723032, 1914480, 2153790, 2584548, 2871720, 3230685, 3446064, 4307580, 5169096, 5743440, 6461370, 8615160, 10338192, 12922740, 17230320, 25845480, 51690960]

約数ペア:

[(1, 51690960), (2, 25845480), (3, 17230320), (4, 12922740), (5, 10338192), (6, 8615160), (8, 6461370), (9, 5743440), (10, 5169096), (12, 4307580), (15, 3446064), (16, 3230685), (18, 2871720), (20, 2584548), (24, 2153790), (27, 1914480), (30, 1723032), (36, 1435860), (40, 1292274), (45, 1148688), (48, 1076895), (54, 957240), (60, 861516), (72, 717930), (80, 646137), (81, 638160), (90, 574344), (108, 478620), (120, 430758), (135, 382896), (144, 358965), (162, 319080), (180, 287172), (216, 239310), (240, 215379), (243, 212720), (270, 191448), (324, 159540), (360, 143586), (405, 127632), (432, 119655), (486, 106360), (540, 95724), (648, 79770), (720, 71793), (810, 63816), (972, 53180), (1080, 47862), (1215, 42544), (1296, 39885), (1620, 31908), (1944, 26590), (2160, 23931), (2430, 21272), (2659, 19440), (3240, 15954), (3888, 13295), (4860, 10636), (5318, 9720), (6480, 7977)]