287335728

素因数分解:

$2^4\times 3^3\times {\mathrm{97}}^1\times {\mathrm{6857}}^1$

素因数の和:6971

約数の個数: 80

約数和(自身を含む): 833384160

約数和(自身を除く): 546048432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 97, 108, 144, 194, 216, 291, 388, 432, 582, 776, 873, 1164, 1552, 1746, 2328, 2619, 3492, 4656, 5238, 6857, 6984, 10476, 13714, 13968, 20571, 20952, 27428, 41142, 41904, 54856, 61713, 82284, 109712, 123426, 164568, 185139, 246852, 329136, 370278, 493704, 665129, 740556, 987408, 1330258, 1481112, 1995387, 2660516, 2962224, 3990774, 5321032, 5986161, 7981548, 10642064, 11972322, 15963096, 17958483, 23944644, 31926192, 35916966, 47889288, 71833932, 95778576, 143667864, 287335728]

約数ペア:

[(1, 287335728), (2, 143667864), (3, 95778576), (4, 71833932), (6, 47889288), (8, 35916966), (9, 31926192), (12, 23944644), (16, 17958483), (18, 15963096), (24, 11972322), (27, 10642064), (36, 7981548), (48, 5986161), (54, 5321032), (72, 3990774), (97, 2962224), (108, 2660516), (144, 1995387), (194, 1481112), (216, 1330258), (291, 987408), (388, 740556), (432, 665129), (582, 493704), (776, 370278), (873, 329136), (1164, 246852), (1552, 185139), (1746, 164568), (2328, 123426), (2619, 109712), (3492, 82284), (4656, 61713), (5238, 54856), (6857, 41904), (6984, 41142), (10476, 27428), (13714, 20952), (13968, 20571)]