278738928

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{49633}}^1$

素因数の和:49663

約数の個数: 80

約数和(自身を含む): 861646240

約数和(自身を除く): 582907312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 49633, 99266, 148899, 198532, 297798, 397064, 446697, 595596, 645229, 794128, 893394, 1191192, 1290458, 1340091, 1786788, 1935687, 2382384, 2580916, 2680182, 3573576, 3871374, 5161832, 5360364, 5807061, 7147152, 7742748, 10323664, 10720728, 11614122, 15485496, 17421183, 21441456, 23228244, 30970992, 34842366, 46456488, 69684732, 92912976, 139369464, 278738928]

約数ペア:

[(1, 278738928), (2, 139369464), (3, 92912976), (4, 69684732), (6, 46456488), (8, 34842366), (9, 30970992), (12, 23228244), (13, 21441456), (16, 17421183), (18, 15485496), (24, 11614122), (26, 10720728), (27, 10323664), (36, 7742748), (39, 7147152), (48, 5807061), (52, 5360364), (54, 5161832), (72, 3871374), (78, 3573576), (104, 2680182), (108, 2580916), (117, 2382384), (144, 1935687), (156, 1786788), (208, 1340091), (216, 1290458), (234, 1191192), (312, 893394), (351, 794128), (432, 645229), (468, 595596), (624, 446697), (702, 397064), (936, 297798), (1404, 198532), (1872, 148899), (2808, 99266), (5616, 49633)]