1209777920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 3399580800

約数和(自身を除く): 2189802880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 32, 40, 46, 52, 58, 64, 65, 80, 92, 104, 109, 115, 116, 128, 130, 145, 160, 184, 208, 218, 230, 232, 256, 260, 290, 299, 320, 368, 377, 416, 436, 460, 464, 520, 545, 580, 598, 640, 667, 736, 754, 832, 872, 920, 928, 1040, 1090, 1160, 1196, 1280, 1334, 1417, 1472, 1495, 1508, 1664, 1744, 1840, 1856, 1885, 2080, 2180, 2320, 2392, 2507, 2668, 2834, 2944, 2990, 3016, 3161, 3328, 3335, 3488, 3680, 3712, 3770, 4160, 4360, 4640, 4784, 5014, 5336, 5668, 5888, 5980, 6032, 6322, 6670, 6976, 7085, 7360, 7424, 7540, 8320, 8671, 8720, 9280, 9568, 10028, 10672, 11336, 11960, 12064, 12535, 12644, 13340, 13952, 14170, 14720, 15080, 15805, 16640, 17342, 17440, 18560, 19136, 20056, 21344, 22672, 23920, 24128, 25070, 25288, 26680, 27904, 28340, 29440, 30160, 31610, 32591, 34684, 34880, 37120, 38272, 40112, 41093, 42688, 43355, 45344, 47840, 48256, 50140, 50576, 53360, 56680, 60320, 63220, 65182, 69368, 69760, 72703, 76544, 80224, 82186, 85376, 86710, 90688, 95680, 96512, 100280, 101152, 106720, 113360, 120640, 126440, 130364, 138736, 139520, 145406, 160448, 162955, 164372, 170752, 173420, 181376, 191360, 200560, 202304, 205465, 213440, 226720, 241280, 252880, 260728, 277472, 290812, 320896, 325910, 328744, 346840, 362752, 363515, 382720, 401120, 404608, 410930, 426880, 453440, 482560, 505760, 521456, 554944, 581624, 641792, 651820, 657488, 693680, 727030, 802240, 809216, 821860, 853760, 906880, 945139, 1011520, 1042912, 1109888, 1163248, 1303640, 1314976, 1387360, 1454060, 1604480, 1643720, 1813760, 1890278, 2023040, 2085824, 2219776, 2326496, 2607280, 2629952, 2774720, 2908120, 3208960, 3287440, 3780556, 4046080, 4171648, 4652992, 4725695, 5214560, 5259904, 5549440, 5816240, 6574880, 7561112, 8343296, 9305984, 9451390, 10429120, 10519808, 11098880, 11632480, 13149760, 15122224, 18611968, 18902780, 20858240, 23264960, 26299520, 30244448, 37805560, 41716480, 46529920, 52599040, 60488896, 75611120, 93059840, 120977792, 151222240, 241955584, 302444480, 604888960, 1209777920]

約数ペア:

[(1, 1209777920), (2, 604888960), (4, 302444480), (5, 241955584), (8, 151222240), (10, 120977792), (13, 93059840), (16, 75611120), (20, 60488896), (23, 52599040), (26, 46529920), (29, 41716480), (32, 37805560), (40, 30244448), (46, 26299520), (52, 23264960), (58, 20858240), (64, 18902780), (65, 18611968), (80, 15122224), (92, 13149760), (104, 11632480), (109, 11098880), (115, 10519808), (116, 10429120), (128, 9451390), (130, 9305984), (145, 8343296), (160, 7561112), (184, 6574880), (208, 5816240), (218, 5549440), (230, 5259904), (232, 5214560), (256, 4725695), (260, 4652992), (290, 4171648), (299, 4046080), (320, 3780556), (368, 3287440), (377, 3208960), (416, 2908120), (436, 2774720), (460, 2629952), (464, 2607280), (520, 2326496), (545, 2219776), (580, 2085824), (598, 2023040), (640, 1890278), (667, 1813760), (736, 1643720), (754, 1604480), (832, 1454060), (872, 1387360), (920, 1314976), (928, 1303640), (1040, 1163248), (1090, 1109888), (1160, 1042912), (1196, 1011520), (1280, 945139), (1334, 906880), (1417, 853760), (1472, 821860), (1495, 809216), (1508, 802240), (1664, 727030), (1744, 693680), (1840, 657488), (1856, 651820), (1885, 641792), (2080, 581624), (2180, 554944), (2320, 521456), (2392, 505760), (2507, 482560), (2668, 453440), (2834, 426880), (2944, 410930), (2990, 404608), (3016, 401120), (3161, 382720), (3328, 363515), (3335, 362752), (3488, 346840), (3680, 328744), (3712, 325910), (3770, 320896), (4160, 290812), (4360, 277472), (4640, 260728), (4784, 252880), (5014, 241280), (5336, 226720), (5668, 213440), (5888, 205465), (5980, 202304), (6032, 200560), (6322, 191360), (6670, 181376), (6976, 173420), (7085, 170752), (7360, 164372), (7424, 162955), (7540, 160448), (8320, 145406), (8671, 139520), (8720, 138736), (9280, 130364), (9568, 126440), (10028, 120640), (10672, 113360), (11336, 106720), (11960, 101152), (12064, 100280), (12535, 96512), (12644, 95680), (13340, 90688), (13952, 86710), (14170, 85376), (14720, 82186), (15080, 80224), (15805, 76544), (16640, 72703), (17342, 69760), (17440, 69368), (18560, 65182), (19136, 63220), (20056, 60320), (21344, 56680), (22672, 53360), (23920, 50576), (24128, 50140), (25070, 48256), (25288, 47840), (26680, 45344), (27904, 43355), (28340, 42688), (29440, 41093), (30160, 40112), (31610, 38272), (32591, 37120), (34684, 34880)]