179940040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27941}}^1$

素因数の和:27982

約数の個数: 64

約数和(自身を含む): 482837760

約数和(自身を除く): 302897720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 27941, 55882, 111764, 139705, 195587, 223528, 279410, 391174, 558820, 642643, 782348, 977935, 1117640, 1285286, 1564696, 1955870, 2570572, 3213215, 3911740, 4498501, 5141144, 6426430, 7823480, 8997002, 12852860, 17994004, 22492505, 25705720, 35988008, 44985010, 89970020, 179940040]

約数ペア:

[(1, 179940040), (2, 89970020), (4, 44985010), (5, 35988008), (7, 25705720), (8, 22492505), (10, 17994004), (14, 12852860), (20, 8997002), (23, 7823480), (28, 6426430), (35, 5141144), (40, 4498501), (46, 3911740), (56, 3213215), (70, 2570572), (92, 1955870), (115, 1564696), (140, 1285286), (161, 1117640), (184, 977935), (230, 782348), (280, 642643), (322, 558820), (460, 391174), (644, 279410), (805, 223528), (920, 195587), (1288, 139705), (1610, 111764), (3220, 55882), (6440, 27941)]