204872640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:779

約数の個数: 224

約数和(自身を含む): 761756160

約数和(自身を除く): 556883520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 192, 210, 215, 224, 240, 258, 280, 301, 320, 336, 344, 420, 430, 448, 480, 516, 560, 602, 645, 672, 688, 709, 840, 860, 903, 960, 1032, 1120, 1204, 1290, 1344, 1376, 1418, 1505, 1680, 1720, 1806, 2064, 2127, 2240, 2408, 2580, 2752, 2836, 3010, 3360, 3440, 3545, 3612, 4128, 4254, 4515, 4816, 4963, 5160, 5672, 6020, 6720, 6880, 7090, 7224, 8256, 8508, 9030, 9632, 9926, 10320, 10635, 11344, 12040, 13760, 14180, 14448, 14889, 17016, 18060, 19264, 19852, 20640, 21270, 22688, 24080, 24815, 28360, 28896, 29778, 30487, 34032, 36120, 39704, 41280, 42540, 45376, 48160, 49630, 56720, 57792, 59556, 60974, 68064, 72240, 74445, 79408, 85080, 91461, 96320, 99260, 113440, 119112, 121948, 136128, 144480, 148890, 152435, 158816, 170160, 182922, 198520, 213409, 226880, 238224, 243896, 288960, 297780, 304870, 317632, 340320, 365844, 397040, 426818, 457305, 476448, 487792, 595560, 609740, 640227, 680640, 731688, 794080, 853636, 914610, 952896, 975584, 1067045, 1191120, 1219480, 1280454, 1463376, 1588160, 1707272, 1829220, 1951168, 2134090, 2382240, 2438960, 2560908, 2926752, 3201135, 3414544, 3658440, 4268180, 4764480, 4877920, 5121816, 5853504, 6402270, 6829088, 7316880, 8536360, 9755840, 10243632, 12804540, 13658176, 14633760, 17072720, 20487264, 25609080, 29267520, 34145440, 40974528, 51218160, 68290880, 102436320, 204872640]

約数ペア:

[(1, 204872640), (2, 102436320), (3, 68290880), (4, 51218160), (5, 40974528), (6, 34145440), (7, 29267520), (8, 25609080), (10, 20487264), (12, 17072720), (14, 14633760), (15, 13658176), (16, 12804540), (20, 10243632), (21, 9755840), (24, 8536360), (28, 7316880), (30, 6829088), (32, 6402270), (35, 5853504), (40, 5121816), (42, 4877920), (43, 4764480), (48, 4268180), (56, 3658440), (60, 3414544), (64, 3201135), (70, 2926752), (80, 2560908), (84, 2438960), (86, 2382240), (96, 2134090), (105, 1951168), (112, 1829220), (120, 1707272), (129, 1588160), (140, 1463376), (160, 1280454), (168, 1219480), (172, 1191120), (192, 1067045), (210, 975584), (215, 952896), (224, 914610), (240, 853636), (258, 794080), (280, 731688), (301, 680640), (320, 640227), (336, 609740), (344, 595560), (420, 487792), (430, 476448), (448, 457305), (480, 426818), (516, 397040), (560, 365844), (602, 340320), (645, 317632), (672, 304870), (688, 297780), (709, 288960), (840, 243896), (860, 238224), (903, 226880), (960, 213409), (1032, 198520), (1120, 182922), (1204, 170160), (1290, 158816), (1344, 152435), (1376, 148890), (1418, 144480), (1505, 136128), (1680, 121948), (1720, 119112), (1806, 113440), (2064, 99260), (2127, 96320), (2240, 91461), (2408, 85080), (2580, 79408), (2752, 74445), (2836, 72240), (3010, 68064), (3360, 60974), (3440, 59556), (3545, 57792), (3612, 56720), (4128, 49630), (4254, 48160), (4515, 45376), (4816, 42540), (4963, 41280), (5160, 39704), (5672, 36120), (6020, 34032), (6720, 30487), (6880, 29778), (7090, 28896), (7224, 28360), (8256, 24815), (8508, 24080), (9030, 22688), (9632, 21270), (9926, 20640), (10320, 19852), (10635, 19264), (11344, 18060), (12040, 17016), (13760, 14889), (14180, 14448)]