209387360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 620307072

約数和(自身を除く): 410919712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 73, 80, 91, 104, 112, 130, 140, 146, 160, 182, 197, 208, 224, 260, 280, 292, 364, 365, 394, 416, 455, 511, 520, 560, 584, 728, 730, 788, 910, 949, 985, 1022, 1040, 1120, 1168, 1379, 1456, 1460, 1576, 1820, 1898, 1970, 2044, 2080, 2336, 2555, 2561, 2758, 2912, 2920, 3152, 3640, 3796, 3940, 4088, 4745, 5110, 5122, 5516, 5840, 6304, 6643, 6895, 7280, 7592, 7880, 8176, 9490, 10220, 10244, 11032, 11680, 12805, 13286, 13790, 14381, 14560, 15184, 15760, 16352, 17927, 18980, 20440, 20488, 22064, 25610, 26572, 27580, 28762, 30368, 31520, 33215, 35854, 37960, 40880, 40976, 44128, 51220, 53144, 55160, 57524, 66430, 71708, 71905, 75920, 81760, 81952, 89635, 100667, 102440, 106288, 110320, 115048, 132860, 143416, 143810, 151840, 179270, 186953, 201334, 204880, 212576, 220640, 230096, 265720, 286832, 287620, 358540, 373906, 402668, 409760, 460192, 503335, 531440, 573664, 575240, 717080, 747812, 805336, 934765, 1006670, 1062880, 1150480, 1308671, 1434160, 1495624, 1610672, 1869530, 2013340, 2300960, 2617342, 2868320, 2991248, 3221344, 3739060, 4026680, 5234684, 5982496, 6543355, 7478120, 8053360, 10469368, 13086710, 14956240, 16106720, 20938736, 26173420, 29912480, 41877472, 52346840, 104693680, 209387360]

約数ペア:

[(1, 209387360), (2, 104693680), (4, 52346840), (5, 41877472), (7, 29912480), (8, 26173420), (10, 20938736), (13, 16106720), (14, 14956240), (16, 13086710), (20, 10469368), (26, 8053360), (28, 7478120), (32, 6543355), (35, 5982496), (40, 5234684), (52, 4026680), (56, 3739060), (65, 3221344), (70, 2991248), (73, 2868320), (80, 2617342), (91, 2300960), (104, 2013340), (112, 1869530), (130, 1610672), (140, 1495624), (146, 1434160), (160, 1308671), (182, 1150480), (197, 1062880), (208, 1006670), (224, 934765), (260, 805336), (280, 747812), (292, 717080), (364, 575240), (365, 573664), (394, 531440), (416, 503335), (455, 460192), (511, 409760), (520, 402668), (560, 373906), (584, 358540), (728, 287620), (730, 286832), (788, 265720), (910, 230096), (949, 220640), (985, 212576), (1022, 204880), (1040, 201334), (1120, 186953), (1168, 179270), (1379, 151840), (1456, 143810), (1460, 143416), (1576, 132860), (1820, 115048), (1898, 110320), (1970, 106288), (2044, 102440), (2080, 100667), (2336, 89635), (2555, 81952), (2561, 81760), (2758, 75920), (2912, 71905), (2920, 71708), (3152, 66430), (3640, 57524), (3796, 55160), (3940, 53144), (4088, 51220), (4745, 44128), (5110, 40976), (5122, 40880), (5516, 37960), (5840, 35854), (6304, 33215), (6643, 31520), (6895, 30368), (7280, 28762), (7592, 27580), (7880, 26572), (8176, 25610), (9490, 22064), (10220, 20488), (10244, 20440), (11032, 18980), (11680, 17927), (12805, 16352), (13286, 15760), (13790, 15184), (14381, 14560)]