158447320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 369086400

約数和(自身を除く): 210639080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 151, 185, 296, 302, 370, 604, 709, 740, 755, 1208, 1418, 1480, 1510, 2836, 3020, 3545, 5587, 5672, 6040, 7090, 11174, 14180, 22348, 26233, 27935, 28360, 44696, 52466, 55870, 104932, 107059, 111740, 131165, 209864, 214118, 223480, 262330, 428236, 524660, 535295, 856472, 1049320, 1070590, 2141180, 3961183, 4282360, 7922366, 15844732, 19805915, 31689464, 39611830, 79223660, 158447320]

約数ペア:

[(1, 158447320), (2, 79223660), (4, 39611830), (5, 31689464), (8, 19805915), (10, 15844732), (20, 7922366), (37, 4282360), (40, 3961183), (74, 2141180), (148, 1070590), (151, 1049320), (185, 856472), (296, 535295), (302, 524660), (370, 428236), (604, 262330), (709, 223480), (740, 214118), (755, 209864), (1208, 131165), (1418, 111740), (1480, 107059), (1510, 104932), (2836, 55870), (3020, 52466), (3545, 44696), (5587, 28360), (5672, 27935), (6040, 26233), (7090, 22348), (11174, 14180)]