209955200

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 656051760

約数和(自身を除く): 446096560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 103, 104, 112, 128, 130, 140, 160, 175, 182, 196, 200, 206, 208, 224, 245, 260, 280, 320, 325, 350, 364, 392, 400, 412, 416, 448, 455, 490, 515, 520, 560, 637, 640, 650, 700, 721, 728, 784, 800, 824, 832, 896, 910, 980, 1030, 1040, 1120, 1225, 1274, 1300, 1339, 1400, 1442, 1456, 1568, 1600, 1648, 1664, 1820, 1960, 2060, 2080, 2240, 2275, 2450, 2548, 2575, 2600, 2678, 2800, 2884, 2912, 3136, 3185, 3200, 3296, 3605, 3640, 3920, 4120, 4160, 4480, 4550, 4900, 5047, 5096, 5150, 5200, 5356, 5600, 5768, 5824, 6272, 6370, 6592, 6695, 7210, 7280, 7840, 8240, 8320, 9100, 9373, 9800, 10094, 10192, 10300, 10400, 10712, 11200, 11536, 11648, 12740, 13184, 13390, 14420, 14560, 15680, 15925, 16480, 18025, 18200, 18746, 19600, 20188, 20384, 20600, 20800, 21424, 22400, 23072, 25235, 25480, 26780, 28840, 29120, 31360, 31850, 32960, 33475, 36050, 36400, 37492, 39200, 40376, 40768, 41200, 41600, 42848, 46144, 46865, 50470, 50960, 53560, 57680, 58240, 63700, 65611, 65920, 66950, 72100, 72800, 74984, 78400, 80752, 81536, 82400, 85696, 92288, 93730, 100940, 101920, 107120, 115360, 126175, 127400, 131222, 133900, 144200, 145600, 149968, 156800, 161504, 164800, 171392, 187460, 201880, 203840, 214240, 230720, 234325, 252350, 254800, 262444, 267800, 288400, 291200, 299936, 323008, 328055, 329600, 374920, 403760, 407680, 428480, 461440, 468650, 504700, 509600, 524888, 535600, 576800, 599872, 646016, 656110, 749840, 807520, 856960, 937300, 1009400, 1019200, 1049776, 1071200, 1153600, 1199744, 1312220, 1499680, 1615040, 1640275, 1874600, 2018800, 2038400, 2099552, 2142400, 2307200, 2624440, 2999360, 3230080, 3280550, 3749200, 4037600, 4199104, 4284800, 5248880, 5998720, 6561100, 7498400, 8075200, 8398208, 10497760, 13122200, 14996800, 16150400, 20995520, 26244400, 29993600, 41991040, 52488800, 104977600, 209955200]

約数ペア:

[(1, 209955200), (2, 104977600), (4, 52488800), (5, 41991040), (7, 29993600), (8, 26244400), (10, 20995520), (13, 16150400), (14, 14996800), (16, 13122200), (20, 10497760), (25, 8398208), (26, 8075200), (28, 7498400), (32, 6561100), (35, 5998720), (40, 5248880), (49, 4284800), (50, 4199104), (52, 4037600), (56, 3749200), (64, 3280550), (65, 3230080), (70, 2999360), (80, 2624440), (91, 2307200), (98, 2142400), (100, 2099552), (103, 2038400), (104, 2018800), (112, 1874600), (128, 1640275), (130, 1615040), (140, 1499680), (160, 1312220), (175, 1199744), (182, 1153600), (196, 1071200), (200, 1049776), (206, 1019200), (208, 1009400), (224, 937300), (245, 856960), (260, 807520), (280, 749840), (320, 656110), (325, 646016), (350, 599872), (364, 576800), (392, 535600), (400, 524888), (412, 509600), (416, 504700), (448, 468650), (455, 461440), (490, 428480), (515, 407680), (520, 403760), (560, 374920), (637, 329600), (640, 328055), (650, 323008), (700, 299936), (721, 291200), (728, 288400), (784, 267800), (800, 262444), (824, 254800), (832, 252350), (896, 234325), (910, 230720), (980, 214240), (1030, 203840), (1040, 201880), (1120, 187460), (1225, 171392), (1274, 164800), (1300, 161504), (1339, 156800), (1400, 149968), (1442, 145600), (1456, 144200), (1568, 133900), (1600, 131222), (1648, 127400), (1664, 126175), (1820, 115360), (1960, 107120), (2060, 101920), (2080, 100940), (2240, 93730), (2275, 92288), (2450, 85696), (2548, 82400), (2575, 81536), (2600, 80752), (2678, 78400), (2800, 74984), (2884, 72800), (2912, 72100), (3136, 66950), (3185, 65920), (3200, 65611), (3296, 63700), (3605, 58240), (3640, 57680), (3920, 53560), (4120, 50960), (4160, 50470), (4480, 46865), (4550, 46144), (4900, 42848), (5047, 41600), (5096, 41200), (5150, 40768), (5200, 40376), (5356, 39200), (5600, 37492), (5768, 36400), (5824, 36050), (6272, 33475), (6370, 32960), (6592, 31850), (6695, 31360), (7210, 29120), (7280, 28840), (7840, 26780), (8240, 25480), (8320, 25235), (9100, 23072), (9373, 22400), (9800, 21424), (10094, 20800), (10192, 20600), (10300, 20384), (10400, 20188), (10712, 19600), (11200, 18746), (11536, 18200), (11648, 18025), (12740, 16480), (13184, 15925), (13390, 15680), (14420, 14560)]