140908936

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 311731200

約数和(自身を除く): 170822264

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 163, 172, 301, 326, 344, 359, 602, 652, 718, 1141, 1204, 1304, 1436, 2282, 2408, 2513, 2872, 4564, 5026, 7009, 9128, 10052, 14018, 15437, 20104, 28036, 30874, 49063, 56072, 58517, 61748, 98126, 108059, 117034, 123496, 196252, 216118, 234068, 392504, 409619, 432236, 468136, 819238, 864472, 1638476, 2516231, 3276952, 5032462, 10064924, 17613617, 20129848, 35227234, 70454468, 140908936]

約数ペア:

[(1, 140908936), (2, 70454468), (4, 35227234), (7, 20129848), (8, 17613617), (14, 10064924), (28, 5032462), (43, 3276952), (56, 2516231), (86, 1638476), (163, 864472), (172, 819238), (301, 468136), (326, 432236), (344, 409619), (359, 392504), (602, 234068), (652, 216118), (718, 196252), (1141, 123496), (1204, 117034), (1304, 108059), (1436, 98126), (2282, 61748), (2408, 58517), (2513, 56072), (2872, 49063), (4564, 30874), (5026, 28036), (7009, 20104), (9128, 15437), (10052, 14018)]