161486325

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 399974400

約数和(自身を除く): 238488075

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 25, 27, 33, 35, 39, 45, 55, 63, 65, 75, 77, 91, 99, 105, 117, 135, 143, 165, 175, 189, 195, 225, 231, 239, 273, 275, 297, 315, 325, 351, 385, 429, 455, 495, 525, 585, 675, 693, 715, 717, 819, 825, 945, 975, 1001, 1155, 1195, 1287, 1365, 1485, 1575, 1673, 1755, 1925, 2079, 2145, 2151, 2275, 2457, 2475, 2629, 2925, 3003, 3107, 3465, 3575, 3585, 3861, 4095, 4725, 5005, 5019, 5775, 5975, 6435, 6453, 6825, 7425, 7887, 8365, 8775, 9009, 9321, 10395, 10725, 10755, 12285, 13145, 15015, 15057, 15535, 17325, 17925, 18403, 19305, 20475, 21749, 23661, 25025, 25095, 27027, 27963, 32175, 32265, 34177, 39435, 41825, 45045, 45171, 46605, 51975, 53775, 55209, 61425, 65247, 65725, 70983, 75075, 75285, 77675, 83889, 92015, 96525, 102531, 108745, 118305, 125475, 135135, 139815, 161325, 165627, 170885, 195741, 197175, 225225, 225855, 233025, 239239, 276045, 307593, 326235, 354915, 376425, 419445, 460075, 496881, 512655, 543725, 587223, 591525, 675675, 699075, 717717, 828135, 854425, 922779, 978705, 1129275, 1196195, 1380225, 1537965, 1631175, 1774575, 2097225, 2153151, 2484405, 2563275, 2936115, 3588585, 4140675, 4613895, 4893525, 5980975, 6459453, 7689825, 10765755, 12422025, 14680575, 17942925, 23069475, 32297265, 53828775, 161486325]

約数ペア:

[(1, 161486325), (3, 53828775), (5, 32297265), (7, 23069475), (9, 17942925), (11, 14680575), (13, 12422025), (15, 10765755), (21, 7689825), (25, 6459453), (27, 5980975), (33, 4893525), (35, 4613895), (39, 4140675), (45, 3588585), (55, 2936115), (63, 2563275), (65, 2484405), (75, 2153151), (77, 2097225), (91, 1774575), (99, 1631175), (105, 1537965), (117, 1380225), (135, 1196195), (143, 1129275), (165, 978705), (175, 922779), (189, 854425), (195, 828135), (225, 717717), (231, 699075), (239, 675675), (273, 591525), (275, 587223), (297, 543725), (315, 512655), (325, 496881), (351, 460075), (385, 419445), (429, 376425), (455, 354915), (495, 326235), (525, 307593), (585, 276045), (675, 239239), (693, 233025), (715, 225855), (717, 225225), (819, 197175), (825, 195741), (945, 170885), (975, 165627), (1001, 161325), (1155, 139815), (1195, 135135), (1287, 125475), (1365, 118305), (1485, 108745), (1575, 102531), (1673, 96525), (1755, 92015), (1925, 83889), (2079, 77675), (2145, 75285), (2151, 75075), (2275, 70983), (2457, 65725), (2475, 65247), (2629, 61425), (2925, 55209), (3003, 53775), (3107, 51975), (3465, 46605), (3575, 45171), (3585, 45045), (3861, 41825), (4095, 39435), (4725, 34177), (5005, 32265), (5019, 32175), (5775, 27963), (5975, 27027), (6435, 25095), (6453, 25025), (6825, 23661), (7425, 21749), (7887, 20475), (8365, 19305), (8775, 18403), (9009, 17925), (9321, 17325), (10395, 15535), (10725, 15057), (10755, 15015), (12285, 13145)]