398572272

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 240

約数和(自身を含む): 1402291200

約数和(自身を除く): 1003718928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 49, 54, 56, 57, 63, 72, 76, 84, 98, 108, 112, 114, 126, 133, 144, 147, 152, 168, 171, 189, 196, 216, 228, 252, 266, 294, 304, 336, 342, 378, 392, 399, 432, 441, 456, 504, 513, 532, 588, 684, 756, 784, 798, 882, 912, 931, 991, 1008, 1026, 1064, 1176, 1197, 1323, 1368, 1512, 1596, 1764, 1862, 1982, 2052, 2128, 2352, 2394, 2646, 2736, 2793, 2973, 3024, 3192, 3528, 3591, 3724, 3964, 4104, 4788, 5292, 5586, 5946, 6384, 6937, 7056, 7182, 7448, 7928, 8208, 8379, 8919, 9576, 10584, 11172, 11892, 13874, 14364, 14896, 15856, 16758, 17838, 18829, 19152, 20811, 21168, 22344, 23784, 25137, 26757, 27748, 28728, 33516, 35676, 37658, 41622, 44688, 47568, 48559, 50274, 53514, 55496, 56487, 57456, 62433, 67032, 71352, 75316, 83244, 97118, 100548, 107028, 110992, 112974, 124866, 131803, 134064, 142704, 145677, 150632, 166488, 169461, 187299, 194236, 201096, 214056, 225948, 249732, 263606, 291354, 301264, 332976, 338922, 374598, 388472, 395409, 402192, 428112, 437031, 451896, 499464, 508383, 527212, 582708, 677844, 749196, 776944, 790818, 874062, 903792, 922621, 998928, 1016766, 1054424, 1165416, 1186227, 1311093, 1355688, 1498392, 1581636, 1748124, 1845242, 2033532, 2108848, 2330832, 2372454, 2622186, 2711376, 2767863, 2996784, 3163272, 3496248, 3558681, 3690484, 4067064, 4744908, 5244372, 5535726, 6326544, 6992496, 7117362, 7380968, 8134128, 8303589, 9489816, 10488744, 11071452, 14234724, 14761936, 16607178, 18979632, 20977488, 22142904, 24910767, 28469448, 33214356, 44285808, 49821534, 56938896, 66428712, 99643068, 132857424, 199286136, 398572272]

約数ペア:

[(1, 398572272), (2, 199286136), (3, 132857424), (4, 99643068), (6, 66428712), (7, 56938896), (8, 49821534), (9, 44285808), (12, 33214356), (14, 28469448), (16, 24910767), (18, 22142904), (19, 20977488), (21, 18979632), (24, 16607178), (27, 14761936), (28, 14234724), (36, 11071452), (38, 10488744), (42, 9489816), (48, 8303589), (49, 8134128), (54, 7380968), (56, 7117362), (57, 6992496), (63, 6326544), (72, 5535726), (76, 5244372), (84, 4744908), (98, 4067064), (108, 3690484), (112, 3558681), (114, 3496248), (126, 3163272), (133, 2996784), (144, 2767863), (147, 2711376), (152, 2622186), (168, 2372454), (171, 2330832), (189, 2108848), (196, 2033532), (216, 1845242), (228, 1748124), (252, 1581636), (266, 1498392), (294, 1355688), (304, 1311093), (336, 1186227), (342, 1165416), (378, 1054424), (392, 1016766), (399, 998928), (432, 922621), (441, 903792), (456, 874062), (504, 790818), (513, 776944), (532, 749196), (588, 677844), (684, 582708), (756, 527212), (784, 508383), (798, 499464), (882, 451896), (912, 437031), (931, 428112), (991, 402192), (1008, 395409), (1026, 388472), (1064, 374598), (1176, 338922), (1197, 332976), (1323, 301264), (1368, 291354), (1512, 263606), (1596, 249732), (1764, 225948), (1862, 214056), (1982, 201096), (2052, 194236), (2128, 187299), (2352, 169461), (2394, 166488), (2646, 150632), (2736, 145677), (2793, 142704), (2973, 134064), (3024, 131803), (3192, 124866), (3528, 112974), (3591, 110992), (3724, 107028), (3964, 100548), (4104, 97118), (4788, 83244), (5292, 75316), (5586, 71352), (5946, 67032), (6384, 62433), (6937, 57456), (7056, 56487), (7182, 55496), (7448, 53514), (7928, 50274), (8208, 48559), (8379, 47568), (8919, 44688), (9576, 41622), (10584, 37658), (11172, 35676), (11892, 33516), (13874, 28728), (14364, 27748), (14896, 26757), (15856, 25137), (16758, 23784), (17838, 22344), (18829, 21168), (19152, 20811)]