28967280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 90556704

約数和(自身を除く): 61589424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 881, 1096, 1370, 1644, 1762, 2055, 2192, 2643, 2740, 3288, 3524, 4110, 4405, 5286, 5480, 6576, 7048, 8220, 8810, 10572, 10960, 13215, 14096, 16440, 17620, 21144, 26430, 32880, 35240, 42288, 52860, 70480, 105720, 120697, 211440, 241394, 362091, 482788, 603485, 724182, 965576, 1206970, 1448364, 1810455, 1931152, 2413940, 2896728, 3620910, 4827880, 5793456, 7241820, 9655760, 14483640, 28967280]

約数ペア:

[(1, 28967280), (2, 14483640), (3, 9655760), (4, 7241820), (5, 5793456), (6, 4827880), (8, 3620910), (10, 2896728), (12, 2413940), (15, 1931152), (16, 1810455), (20, 1448364), (24, 1206970), (30, 965576), (40, 724182), (48, 603485), (60, 482788), (80, 362091), (120, 241394), (137, 211440), (240, 120697), (274, 105720), (411, 70480), (548, 52860), (685, 42288), (822, 35240), (881, 32880), (1096, 26430), (1370, 21144), (1644, 17620), (1762, 16440), (2055, 14096), (2192, 13215), (2643, 10960), (2740, 10572), (3288, 8810), (3524, 8220), (4110, 7048), (4405, 6576), (5286, 5480)]