208140840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 705149280

約数和(自身を除く): 497008440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 227, 270, 283, 324, 360, 405, 454, 540, 566, 648, 681, 810, 849, 908, 1080, 1132, 1135, 1362, 1415, 1620, 1698, 1816, 2043, 2264, 2270, 2547, 2724, 2830, 3240, 3396, 3405, 4086, 4245, 4540, 5094, 5448, 5660, 6129, 6792, 6810, 7641, 8172, 8490, 9080, 10188, 10215, 11320, 12258, 12735, 13620, 15282, 16344, 16980, 18387, 20376, 20430, 22923, 24516, 25470, 27240, 30564, 30645, 33960, 36774, 38205, 40860, 45846, 49032, 50940, 61128, 61290, 64241, 73548, 76410, 81720, 91692, 91935, 101880, 114615, 122580, 128482, 147096, 152820, 183384, 183870, 192723, 229230, 245160, 256964, 305640, 321205, 367740, 385446, 458460, 513928, 578169, 642410, 735480, 770892, 916920, 963615, 1156338, 1284820, 1541784, 1734507, 1927230, 2312676, 2569640, 2890845, 3469014, 3854460, 4625352, 5203521, 5781690, 6938028, 7708920, 8672535, 10407042, 11563380, 13876056, 17345070, 20814084, 23126760, 26017605, 34690140, 41628168, 52035210, 69380280, 104070420, 208140840]

約数ペア:

[(1, 208140840), (2, 104070420), (3, 69380280), (4, 52035210), (5, 41628168), (6, 34690140), (8, 26017605), (9, 23126760), (10, 20814084), (12, 17345070), (15, 13876056), (18, 11563380), (20, 10407042), (24, 8672535), (27, 7708920), (30, 6938028), (36, 5781690), (40, 5203521), (45, 4625352), (54, 3854460), (60, 3469014), (72, 2890845), (81, 2569640), (90, 2312676), (108, 1927230), (120, 1734507), (135, 1541784), (162, 1284820), (180, 1156338), (216, 963615), (227, 916920), (270, 770892), (283, 735480), (324, 642410), (360, 578169), (405, 513928), (454, 458460), (540, 385446), (566, 367740), (648, 321205), (681, 305640), (810, 256964), (849, 245160), (908, 229230), (1080, 192723), (1132, 183870), (1135, 183384), (1362, 152820), (1415, 147096), (1620, 128482), (1698, 122580), (1816, 114615), (2043, 101880), (2264, 91935), (2270, 91692), (2547, 81720), (2724, 76410), (2830, 73548), (3240, 64241), (3396, 61290), (3405, 61128), (4086, 50940), (4245, 49032), (4540, 45846), (5094, 40860), (5448, 38205), (5660, 36774), (6129, 33960), (6792, 30645), (6810, 30564), (7641, 27240), (8172, 25470), (8490, 24516), (9080, 22923), (10188, 20430), (10215, 20376), (11320, 18387), (12258, 16980), (12735, 16344), (13620, 15282)]