87169280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 147710848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 128, 151, 160, 164, 176, 205, 220, 256, 302, 320, 328, 352, 410, 440, 451, 604, 640, 656, 704, 755, 820, 880, 902, 1208, 1280, 1312, 1408, 1510, 1640, 1661, 1760, 1804, 2255, 2416, 2624, 2816, 3020, 3280, 3322, 3520, 3608, 4510, 4832, 5248, 6040, 6191, 6560, 6644, 7040, 7216, 8305, 9020, 9664, 10496, 12080, 12382, 13120, 13288, 14080, 14432, 16610, 18040, 19328, 24160, 24764, 26240, 26576, 28864, 30955, 33220, 36080, 38656, 48320, 49528, 52480, 53152, 57728, 61910, 66440, 68101, 72160, 96640, 99056, 106304, 115456, 123820, 132880, 136202, 144320, 193280, 198112, 212608, 247640, 265760, 272404, 288640, 340505, 396224, 425216, 495280, 531520, 544808, 577280, 681010, 792448, 990560, 1063040, 1089616, 1362020, 1584896, 1981120, 2126080, 2179232, 2724040, 3962240, 4358464, 5448080, 7924480, 8716928, 10896160, 17433856, 21792320, 43584640, 87169280]

約数ペア:

[(1, 87169280), (2, 43584640), (4, 21792320), (5, 17433856), (8, 10896160), (10, 8716928), (11, 7924480), (16, 5448080), (20, 4358464), (22, 3962240), (32, 2724040), (40, 2179232), (41, 2126080), (44, 1981120), (55, 1584896), (64, 1362020), (80, 1089616), (82, 1063040), (88, 990560), (110, 792448), (128, 681010), (151, 577280), (160, 544808), (164, 531520), (176, 495280), (205, 425216), (220, 396224), (256, 340505), (302, 288640), (320, 272404), (328, 265760), (352, 247640), (410, 212608), (440, 198112), (451, 193280), (604, 144320), (640, 136202), (656, 132880), (704, 123820), (755, 115456), (820, 106304), (880, 99056), (902, 96640), (1208, 72160), (1280, 68101), (1312, 66440), (1408, 61910), (1510, 57728), (1640, 53152), (1661, 52480), (1760, 49528), (1804, 48320), (2255, 38656), (2416, 36080), (2624, 33220), (2816, 30955), (3020, 28864), (3280, 26576), (3322, 26240), (3520, 24764), (3608, 24160), (4510, 19328), (4832, 18040), (5248, 16610), (6040, 14432), (6191, 14080), (6560, 13288), (6644, 13120), (7040, 12382), (7216, 12080), (8305, 10496), (9020, 9664)]