209859408

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 180

約数和(自身を含む): 678045888

約数和(自身を除く): 468186480

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 361, 367, 396, 418, 456, 528, 627, 684, 722, 734, 792, 836, 912, 1083, 1101, 1254, 1368, 1444, 1468, 1584, 1672, 1881, 2166, 2202, 2508, 2736, 2888, 2936, 3249, 3303, 3344, 3762, 3971, 4037, 4332, 4404, 5016, 5776, 5872, 6498, 6606, 6973, 7524, 7942, 8074, 8664, 8808, 10032, 11913, 12111, 12996, 13212, 13946, 15048, 15884, 16148, 17328, 17616, 20919, 23826, 24222, 25992, 26424, 27892, 30096, 31768, 32296, 35739, 36333, 41838, 47652, 48444, 51984, 52848, 55784, 62757, 63536, 64592, 71478, 72666, 76703, 83676, 95304, 96888, 111568, 125514, 132487, 142956, 145332, 153406, 167352, 190608, 193776, 230109, 251028, 264974, 285912, 290664, 306812, 334704, 397461, 460218, 502056, 529948, 571824, 581328, 613624, 690327, 794922, 920436, 1004112, 1059896, 1192383, 1227248, 1380654, 1457357, 1589844, 1840872, 2119792, 2384766, 2761308, 2914714, 3179688, 3681744, 4372071, 4769532, 5522616, 5829428, 6359376, 8744142, 9539064, 11045232, 11658856, 13116213, 17488284, 19078128, 23317712, 26232426, 34976568, 52464852, 69953136, 104929704, 209859408]

約数ペア:

[(1, 209859408), (2, 104929704), (3, 69953136), (4, 52464852), (6, 34976568), (8, 26232426), (9, 23317712), (11, 19078128), (12, 17488284), (16, 13116213), (18, 11658856), (19, 11045232), (22, 9539064), (24, 8744142), (33, 6359376), (36, 5829428), (38, 5522616), (44, 4769532), (48, 4372071), (57, 3681744), (66, 3179688), (72, 2914714), (76, 2761308), (88, 2384766), (99, 2119792), (114, 1840872), (132, 1589844), (144, 1457357), (152, 1380654), (171, 1227248), (176, 1192383), (198, 1059896), (209, 1004112), (228, 920436), (264, 794922), (304, 690327), (342, 613624), (361, 581328), (367, 571824), (396, 529948), (418, 502056), (456, 460218), (528, 397461), (627, 334704), (684, 306812), (722, 290664), (734, 285912), (792, 264974), (836, 251028), (912, 230109), (1083, 193776), (1101, 190608), (1254, 167352), (1368, 153406), (1444, 145332), (1468, 142956), (1584, 132487), (1672, 125514), (1881, 111568), (2166, 96888), (2202, 95304), (2508, 83676), (2736, 76703), (2888, 72666), (2936, 71478), (3249, 64592), (3303, 63536), (3344, 62757), (3762, 55784), (3971, 52848), (4037, 51984), (4332, 48444), (4404, 47652), (5016, 41838), (5776, 36333), (5872, 35739), (6498, 32296), (6606, 31768), (6973, 30096), (7524, 27892), (7942, 26424), (8074, 25992), (8664, 24222), (8808, 23826), (10032, 20919), (11913, 17616), (12111, 17328), (12996, 16148), (13212, 15884), (13946, 15048)]