2781384148480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{155211169}}^1$

素因数の和:155211199

約数の個数: 80

約数和(自身を含む): 7621489291680

約数和(自身を除く): 4840105143200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 155211169, 310422338, 620844676, 776055845, 1086478183, 1241689352, 1552111690, 2172956366, 2483378704, 3104223380, 4345912732, 4966757408, 5432390915, 6208446760, 8691825464, 9933514816, 10864781830, 12416893520, 17383650928, 19867029632, 21729563660, 24833787040, 34767301856, 39734059264, 43459127320, 49667574080, 69534603712, 79468118528, 86918254640, 99335148160, 139069207424, 173836509280, 198670296320, 278138414848, 347673018560, 397340592640, 556276829696, 695346037120, 1390692074240, 2781384148480]

約数ペア:

[(1, 2781384148480), (2, 1390692074240), (4, 695346037120), (5, 556276829696), (7, 397340592640), (8, 347673018560), (10, 278138414848), (14, 198670296320), (16, 173836509280), (20, 139069207424), (28, 99335148160), (32, 86918254640), (35, 79468118528), (40, 69534603712), (56, 49667574080), (64, 43459127320), (70, 39734059264), (80, 34767301856), (112, 24833787040), (128, 21729563660), (140, 19867029632), (160, 17383650928), (224, 12416893520), (256, 10864781830), (280, 9933514816), (320, 8691825464), (448, 6208446760), (512, 5432390915), (560, 4966757408), (640, 4345912732), (896, 3104223380), (1120, 2483378704), (1280, 2172956366), (1792, 1552111690), (2240, 1241689352), (2560, 1086478183), (3584, 776055845), (4480, 620844676), (8960, 310422338), (17920, 155211169)]