251489856

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 168

約数和(自身を含む): 726399360

約数和(自身を除く): 474909504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 31, 32, 47, 48, 58, 62, 64, 87, 93, 94, 96, 116, 124, 141, 174, 186, 188, 192, 232, 248, 282, 348, 372, 376, 464, 496, 564, 696, 744, 752, 899, 928, 961, 992, 1128, 1363, 1392, 1457, 1488, 1504, 1798, 1856, 1922, 1984, 2256, 2697, 2726, 2784, 2883, 2914, 2976, 3008, 3596, 3844, 4089, 4371, 4512, 5394, 5452, 5568, 5766, 5828, 5952, 7192, 7688, 8178, 8742, 9024, 10788, 10904, 11532, 11656, 14384, 15376, 16356, 17484, 21576, 21808, 23064, 23312, 27869, 28768, 30752, 32712, 34968, 42253, 43152, 43616, 45167, 46128, 46624, 55738, 57536, 61504, 65424, 69936, 83607, 84506, 86304, 87232, 90334, 92256, 93248, 111476, 126759, 130848, 135501, 139872, 167214, 169012, 172608, 180668, 184512, 222952, 253518, 261696, 271002, 279744, 334428, 338024, 361336, 445904, 507036, 542004, 668856, 676048, 722672, 891808, 1014072, 1084008, 1309843, 1337712, 1352096, 1445344, 1783616, 2028144, 2168016, 2619686, 2675424, 2704192, 2890688, 3929529, 4056288, 4336032, 5239372, 5350848, 7859058, 8112576, 8672064, 10478744, 15718116, 20957488, 31436232, 41914976, 62872464, 83829952, 125744928, 251489856]

約数ペア:

[(1, 251489856), (2, 125744928), (3, 83829952), (4, 62872464), (6, 41914976), (8, 31436232), (12, 20957488), (16, 15718116), (24, 10478744), (29, 8672064), (31, 8112576), (32, 7859058), (47, 5350848), (48, 5239372), (58, 4336032), (62, 4056288), (64, 3929529), (87, 2890688), (93, 2704192), (94, 2675424), (96, 2619686), (116, 2168016), (124, 2028144), (141, 1783616), (174, 1445344), (186, 1352096), (188, 1337712), (192, 1309843), (232, 1084008), (248, 1014072), (282, 891808), (348, 722672), (372, 676048), (376, 668856), (464, 542004), (496, 507036), (564, 445904), (696, 361336), (744, 338024), (752, 334428), (899, 279744), (928, 271002), (961, 261696), (992, 253518), (1128, 222952), (1363, 184512), (1392, 180668), (1457, 172608), (1488, 169012), (1504, 167214), (1798, 139872), (1856, 135501), (1922, 130848), (1984, 126759), (2256, 111476), (2697, 93248), (2726, 92256), (2784, 90334), (2883, 87232), (2914, 86304), (2976, 84506), (3008, 83607), (3596, 69936), (3844, 65424), (4089, 61504), (4371, 57536), (4512, 55738), (5394, 46624), (5452, 46128), (5568, 45167), (5766, 43616), (5828, 43152), (5952, 42253), (7192, 34968), (7688, 32712), (8178, 30752), (8742, 28768), (9024, 27869), (10788, 23312), (10904, 23064), (11532, 21808), (11656, 21576), (14384, 17484), (15376, 16356)]