253342890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1217}}^1$

素因数の和:1493

約数の個数: 80

約数和(自身を含む): 684423432

約数和(自身を除く): 431080542

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 257, 270, 405, 514, 771, 810, 1217, 1285, 1542, 2313, 2434, 2570, 3651, 3855, 4626, 6085, 6939, 7302, 7710, 10953, 11565, 12170, 13878, 18255, 20817, 21906, 23130, 32859, 34695, 36510, 41634, 54765, 65718, 69390, 98577, 104085, 109530, 164295, 197154, 208170, 312769, 328590, 492885, 625538, 938307, 985770, 1563845, 1876614, 2814921, 3127690, 4691535, 5629842, 8444763, 9383070, 14074605, 16889526, 25334289, 28149210, 42223815, 50668578, 84447630, 126671445, 253342890]

約数ペア:

[(1, 253342890), (2, 126671445), (3, 84447630), (5, 50668578), (6, 42223815), (9, 28149210), (10, 25334289), (15, 16889526), (18, 14074605), (27, 9383070), (30, 8444763), (45, 5629842), (54, 4691535), (81, 3127690), (90, 2814921), (135, 1876614), (162, 1563845), (257, 985770), (270, 938307), (405, 625538), (514, 492885), (771, 328590), (810, 312769), (1217, 208170), (1285, 197154), (1542, 164295), (2313, 109530), (2434, 104085), (2570, 98577), (3651, 69390), (3855, 65718), (4626, 54765), (6085, 41634), (6939, 36510), (7302, 34695), (7710, 32859), (10953, 23130), (11565, 21906), (12170, 20817), (13878, 18255)]