648397568

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2141}}^1$

素因数の和:2190

約数の個数: 108

約数和(自身を含む): 1602438768

約数和(自身を除く): 954041200

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 256, 338, 364, 416, 448, 676, 728, 832, 896, 1183, 1352, 1456, 1664, 1792, 2141, 2366, 2704, 2912, 3328, 4282, 4732, 5408, 5824, 8564, 9464, 10816, 11648, 14987, 17128, 18928, 21632, 23296, 27833, 29974, 34256, 37856, 43264, 55666, 59948, 68512, 75712, 111332, 119896, 137024, 151424, 194831, 222664, 239792, 274048, 302848, 361829, 389662, 445328, 479584, 548096, 723658, 779324, 890656, 959168, 1447316, 1558648, 1781312, 1918336, 2532803, 2894632, 3117296, 3562624, 3836672, 5065606, 5789264, 6234592, 7125248, 10131212, 11578528, 12469184, 20262424, 23157056, 24938368, 40524848, 46314112, 49876736, 81049696, 92628224, 162099392, 324198784, 648397568]

約数ペア:

[(1, 648397568), (2, 324198784), (4, 162099392), (7, 92628224), (8, 81049696), (13, 49876736), (14, 46314112), (16, 40524848), (26, 24938368), (28, 23157056), (32, 20262424), (52, 12469184), (56, 11578528), (64, 10131212), (91, 7125248), (104, 6234592), (112, 5789264), (128, 5065606), (169, 3836672), (182, 3562624), (208, 3117296), (224, 2894632), (256, 2532803), (338, 1918336), (364, 1781312), (416, 1558648), (448, 1447316), (676, 959168), (728, 890656), (832, 779324), (896, 723658), (1183, 548096), (1352, 479584), (1456, 445328), (1664, 389662), (1792, 361829), (2141, 302848), (2366, 274048), (2704, 239792), (2912, 222664), (3328, 194831), (4282, 151424), (4732, 137024), (5408, 119896), (5824, 111332), (8564, 75712), (9464, 68512), (10816, 59948), (11648, 55666), (14987, 43264), (17128, 37856), (18928, 34256), (21632, 29974), (23296, 27833)]