257408832

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^2\times {\mathrm{4639}}^1$

素因数の和:4688

約数の個数: 84

約数和(自身を含む): 723635840

約数和(自身を除く): 466227008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 289, 408, 544, 578, 816, 867, 1088, 1156, 1632, 1734, 2312, 3264, 3468, 4624, 4639, 6936, 9248, 9278, 13872, 13917, 18496, 18556, 27744, 27834, 37112, 55488, 55668, 74224, 78863, 111336, 148448, 157726, 222672, 236589, 296896, 315452, 445344, 473178, 630904, 890688, 946356, 1261808, 1340671, 1892712, 2523616, 2681342, 3785424, 4022013, 5047232, 5362684, 7570848, 8044026, 10725368, 15141696, 16088052, 21450736, 32176104, 42901472, 64352208, 85802944, 128704416, 257408832]

約数ペア:

[(1, 257408832), (2, 128704416), (3, 85802944), (4, 64352208), (6, 42901472), (8, 32176104), (12, 21450736), (16, 16088052), (17, 15141696), (24, 10725368), (32, 8044026), (34, 7570848), (48, 5362684), (51, 5047232), (64, 4022013), (68, 3785424), (96, 2681342), (102, 2523616), (136, 1892712), (192, 1340671), (204, 1261808), (272, 946356), (289, 890688), (408, 630904), (544, 473178), (578, 445344), (816, 315452), (867, 296896), (1088, 236589), (1156, 222672), (1632, 157726), (1734, 148448), (2312, 111336), (3264, 78863), (3468, 74224), (4624, 55668), (4639, 55488), (6936, 37112), (9248, 27834), (9278, 27744), (13872, 18556), (13917, 18496)]