321998208

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 1010473200

約数和(自身を除く): 688474992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 109, 112, 128, 147, 157, 168, 192, 196, 218, 224, 294, 314, 327, 336, 384, 392, 436, 448, 471, 588, 628, 654, 672, 763, 784, 872, 896, 942, 1099, 1176, 1256, 1308, 1344, 1526, 1568, 1744, 1884, 2198, 2289, 2352, 2512, 2616, 2688, 3052, 3136, 3297, 3488, 3768, 4396, 4578, 4704, 5024, 5232, 5341, 6104, 6272, 6594, 6976, 7536, 7693, 8792, 9156, 9408, 10048, 10464, 10682, 12208, 13188, 13952, 15072, 15386, 16023, 17113, 17584, 18312, 18816, 20096, 20928, 21364, 23079, 24416, 26376, 30144, 30772, 32046, 34226, 35168, 36624, 41856, 42728, 46158, 48832, 51339, 52752, 60288, 61544, 64092, 68452, 70336, 73248, 85456, 92316, 97664, 102678, 105504, 119791, 123088, 128184, 136904, 140672, 146496, 170912, 184632, 205356, 211008, 239582, 246176, 256368, 273808, 292992, 341824, 359373, 369264, 410712, 422016, 479164, 492352, 512736, 547616, 683648, 718746, 738528, 821424, 838537, 958328, 984704, 1025472, 1095232, 1437492, 1477056, 1642848, 1677074, 1916656, 2050944, 2190464, 2515611, 2874984, 2954112, 3285696, 3354148, 3833312, 5031222, 5749968, 6571392, 6708296, 7666624, 10062444, 11499936, 13416592, 15333248, 20124888, 22999872, 26833184, 40249776, 45999744, 53666368, 80499552, 107332736, 160999104, 321998208]

約数ペア:

[(1, 321998208), (2, 160999104), (3, 107332736), (4, 80499552), (6, 53666368), (7, 45999744), (8, 40249776), (12, 26833184), (14, 22999872), (16, 20124888), (21, 15333248), (24, 13416592), (28, 11499936), (32, 10062444), (42, 7666624), (48, 6708296), (49, 6571392), (56, 5749968), (64, 5031222), (84, 3833312), (96, 3354148), (98, 3285696), (109, 2954112), (112, 2874984), (128, 2515611), (147, 2190464), (157, 2050944), (168, 1916656), (192, 1677074), (196, 1642848), (218, 1477056), (224, 1437492), (294, 1095232), (314, 1025472), (327, 984704), (336, 958328), (384, 838537), (392, 821424), (436, 738528), (448, 718746), (471, 683648), (588, 547616), (628, 512736), (654, 492352), (672, 479164), (763, 422016), (784, 410712), (872, 369264), (896, 359373), (942, 341824), (1099, 292992), (1176, 273808), (1256, 256368), (1308, 246176), (1344, 239582), (1526, 211008), (1568, 205356), (1744, 184632), (1884, 170912), (2198, 146496), (2289, 140672), (2352, 136904), (2512, 128184), (2616, 123088), (2688, 119791), (3052, 105504), (3136, 102678), (3297, 97664), (3488, 92316), (3768, 85456), (4396, 73248), (4578, 70336), (4704, 68452), (5024, 64092), (5232, 61544), (5341, 60288), (6104, 52752), (6272, 51339), (6594, 48832), (6976, 46158), (7536, 42728), (7693, 41856), (8792, 36624), (9156, 35168), (9408, 34226), (10048, 32046), (10464, 30772), (10682, 30144), (12208, 26376), (13188, 24416), (13952, 23079), (15072, 21364), (15386, 20928), (16023, 20096), (17113, 18816), (17584, 18312)]