215204080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 648333504

約数和(自身を除く): 433129424

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 80, 82, 91, 98, 103, 104, 112, 130, 140, 164, 182, 196, 205, 206, 208, 245, 260, 280, 287, 328, 364, 392, 410, 412, 455, 490, 515, 520, 533, 560, 574, 637, 656, 721, 728, 784, 820, 824, 910, 980, 1030, 1040, 1066, 1148, 1274, 1339, 1435, 1442, 1456, 1640, 1648, 1820, 1960, 2009, 2060, 2132, 2296, 2548, 2665, 2678, 2870, 2884, 3185, 3280, 3605, 3640, 3731, 3920, 4018, 4120, 4223, 4264, 4592, 5047, 5096, 5330, 5356, 5740, 5768, 6370, 6695, 7210, 7280, 7462, 8036, 8240, 8446, 8528, 9373, 10045, 10094, 10192, 10660, 10712, 11480, 11536, 12740, 13390, 14420, 14924, 16072, 16892, 18655, 18746, 20090, 20188, 21115, 21320, 21424, 22960, 25235, 25480, 26117, 26780, 28840, 29561, 29848, 32144, 33784, 37310, 37492, 40180, 40376, 42230, 42640, 46865, 50470, 50960, 52234, 53560, 54899, 57680, 59122, 59696, 65611, 67568, 74620, 74984, 80360, 80752, 84460, 93730, 100940, 104468, 107120, 109798, 118244, 130585, 131222, 147805, 149240, 149968, 160720, 168920, 187460, 201880, 206927, 208936, 219596, 236488, 261170, 262444, 274495, 295610, 298480, 328055, 337840, 374920, 384293, 403760, 413854, 417872, 439192, 472976, 522340, 524888, 548990, 591220, 656110, 749840, 768586, 827708, 878384, 1034635, 1044680, 1049776, 1097980, 1182440, 1312220, 1537172, 1655416, 1921465, 2069270, 2089360, 2195960, 2364880, 2624440, 2690051, 3074344, 3310832, 3842930, 4138540, 4391920, 5248880, 5380102, 6148688, 7685860, 8277080, 10760204, 13450255, 15371720, 16554160, 21520408, 26900510, 30743440, 43040816, 53801020, 107602040, 215204080]

約数ペア:

[(1, 215204080), (2, 107602040), (4, 53801020), (5, 43040816), (7, 30743440), (8, 26900510), (10, 21520408), (13, 16554160), (14, 15371720), (16, 13450255), (20, 10760204), (26, 8277080), (28, 7685860), (35, 6148688), (40, 5380102), (41, 5248880), (49, 4391920), (52, 4138540), (56, 3842930), (65, 3310832), (70, 3074344), (80, 2690051), (82, 2624440), (91, 2364880), (98, 2195960), (103, 2089360), (104, 2069270), (112, 1921465), (130, 1655416), (140, 1537172), (164, 1312220), (182, 1182440), (196, 1097980), (205, 1049776), (206, 1044680), (208, 1034635), (245, 878384), (260, 827708), (280, 768586), (287, 749840), (328, 656110), (364, 591220), (392, 548990), (410, 524888), (412, 522340), (455, 472976), (490, 439192), (515, 417872), (520, 413854), (533, 403760), (560, 384293), (574, 374920), (637, 337840), (656, 328055), (721, 298480), (728, 295610), (784, 274495), (820, 262444), (824, 261170), (910, 236488), (980, 219596), (1030, 208936), (1040, 206927), (1066, 201880), (1148, 187460), (1274, 168920), (1339, 160720), (1435, 149968), (1442, 149240), (1456, 147805), (1640, 131222), (1648, 130585), (1820, 118244), (1960, 109798), (2009, 107120), (2060, 104468), (2132, 100940), (2296, 93730), (2548, 84460), (2665, 80752), (2678, 80360), (2870, 74984), (2884, 74620), (3185, 67568), (3280, 65611), (3605, 59696), (3640, 59122), (3731, 57680), (3920, 54899), (4018, 53560), (4120, 52234), (4223, 50960), (4264, 50470), (4592, 46865), (5047, 42640), (5096, 42230), (5330, 40376), (5356, 40180), (5740, 37492), (5768, 37310), (6370, 33784), (6695, 32144), (7210, 29848), (7280, 29561), (7462, 28840), (8036, 26780), (8240, 26117), (8446, 25480), (8528, 25235), (9373, 22960), (10045, 21424), (10094, 21320), (10192, 21115), (10660, 20188), (10712, 20090), (11480, 18746), (11536, 18655), (12740, 16892), (13390, 16072), (14420, 14924)]