209907936

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:555

約数の個数: 240

約数和(自身を含む): 737662464

約数和(自身を除く): 527754528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 69, 72, 81, 84, 92, 96, 108, 112, 126, 138, 144, 161, 162, 168, 184, 189, 207, 216, 224, 252, 276, 288, 322, 324, 336, 368, 378, 414, 432, 483, 503, 504, 552, 567, 621, 644, 648, 672, 736, 756, 828, 864, 966, 1006, 1008, 1104, 1134, 1242, 1288, 1296, 1449, 1509, 1512, 1656, 1863, 1932, 2012, 2016, 2208, 2268, 2484, 2576, 2592, 2898, 3018, 3024, 3312, 3521, 3726, 3864, 4024, 4347, 4527, 4536, 4968, 5152, 5796, 6036, 6048, 6624, 7042, 7452, 7728, 8048, 8694, 9054, 9072, 9936, 10563, 11569, 11592, 12072, 13041, 13581, 14084, 14904, 15456, 16096, 17388, 18108, 18144, 19872, 21126, 23138, 23184, 24144, 26082, 27162, 28168, 29808, 31689, 34707, 34776, 36216, 40743, 42252, 46276, 46368, 48288, 52164, 54324, 56336, 59616, 63378, 69414, 69552, 72432, 80983, 81486, 84504, 92552, 95067, 104121, 104328, 108648, 112672, 126756, 138828, 139104, 144864, 161966, 162972, 169008, 185104, 190134, 208242, 208656, 217296, 242949, 253512, 277656, 285201, 312363, 323932, 325944, 338016, 370208, 380268, 416484, 417312, 434592, 485898, 507024, 555312, 570402, 624726, 647864, 651888, 728847, 760536, 832968, 937089, 971796, 1014048, 1110624, 1140804, 1249452, 1295728, 1303776, 1457694, 1521072, 1665936, 1874178, 1943592, 2186541, 2281608, 2498904, 2591456, 2915388, 3042144, 3331872, 3748356, 3887184, 4373082, 4563216, 4997808, 5830776, 6559623, 7496712, 7774368, 8746164, 9126432, 9995616, 11661552, 13119246, 14993424, 17492328, 23323104, 26238492, 29986848, 34984656, 52476984, 69969312, 104953968, 209907936]

約数ペア:

[(1, 209907936), (2, 104953968), (3, 69969312), (4, 52476984), (6, 34984656), (7, 29986848), (8, 26238492), (9, 23323104), (12, 17492328), (14, 14993424), (16, 13119246), (18, 11661552), (21, 9995616), (23, 9126432), (24, 8746164), (27, 7774368), (28, 7496712), (32, 6559623), (36, 5830776), (42, 4997808), (46, 4563216), (48, 4373082), (54, 3887184), (56, 3748356), (63, 3331872), (69, 3042144), (72, 2915388), (81, 2591456), (84, 2498904), (92, 2281608), (96, 2186541), (108, 1943592), (112, 1874178), (126, 1665936), (138, 1521072), (144, 1457694), (161, 1303776), (162, 1295728), (168, 1249452), (184, 1140804), (189, 1110624), (207, 1014048), (216, 971796), (224, 937089), (252, 832968), (276, 760536), (288, 728847), (322, 651888), (324, 647864), (336, 624726), (368, 570402), (378, 555312), (414, 507024), (432, 485898), (483, 434592), (503, 417312), (504, 416484), (552, 380268), (567, 370208), (621, 338016), (644, 325944), (648, 323932), (672, 312363), (736, 285201), (756, 277656), (828, 253512), (864, 242949), (966, 217296), (1006, 208656), (1008, 208242), (1104, 190134), (1134, 185104), (1242, 169008), (1288, 162972), (1296, 161966), (1449, 144864), (1509, 139104), (1512, 138828), (1656, 126756), (1863, 112672), (1932, 108648), (2012, 104328), (2016, 104121), (2208, 95067), (2268, 92552), (2484, 84504), (2576, 81486), (2592, 80983), (2898, 72432), (3018, 69552), (3024, 69414), (3312, 63378), (3521, 59616), (3726, 56336), (3864, 54324), (4024, 52164), (4347, 48288), (4527, 46368), (4536, 46276), (4968, 42252), (5152, 40743), (5796, 36216), (6036, 34776), (6048, 34707), (6624, 31689), (7042, 29808), (7452, 28168), (7728, 27162), (8048, 26082), (8694, 24144), (9054, 23184), (9072, 23138), (9936, 21126), (10563, 19872), (11569, 18144), (11592, 18108), (12072, 17388), (13041, 16096), (13581, 15456), (14084, 14904)]