161365608

素因数分解:

$2^3\times 3^7\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 474681600

約数和(自身を除く): 313315992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 243, 276, 324, 401, 414, 486, 552, 621, 648, 729, 802, 828, 972, 1203, 1242, 1458, 1604, 1656, 1863, 1944, 2187, 2406, 2484, 2916, 3208, 3609, 3726, 4374, 4812, 4968, 5589, 5832, 7218, 7452, 8748, 9223, 9624, 10827, 11178, 14436, 14904, 16767, 17496, 18446, 21654, 22356, 27669, 28872, 32481, 33534, 36892, 43308, 44712, 50301, 55338, 64962, 67068, 73784, 83007, 86616, 97443, 100602, 110676, 129924, 134136, 166014, 194886, 201204, 221352, 249021, 259848, 292329, 332028, 389772, 402408, 498042, 584658, 664056, 747063, 779544, 876987, 996084, 1169316, 1494126, 1753974, 1992168, 2241189, 2338632, 2988252, 3507948, 4482378, 5976504, 6723567, 7015896, 8964756, 13447134, 17929512, 20170701, 26894268, 40341402, 53788536, 80682804, 161365608]

約数ペア:

[(1, 161365608), (2, 80682804), (3, 53788536), (4, 40341402), (6, 26894268), (8, 20170701), (9, 17929512), (12, 13447134), (18, 8964756), (23, 7015896), (24, 6723567), (27, 5976504), (36, 4482378), (46, 3507948), (54, 2988252), (69, 2338632), (72, 2241189), (81, 1992168), (92, 1753974), (108, 1494126), (138, 1169316), (162, 996084), (184, 876987), (207, 779544), (216, 747063), (243, 664056), (276, 584658), (324, 498042), (401, 402408), (414, 389772), (486, 332028), (552, 292329), (621, 259848), (648, 249021), (729, 221352), (802, 201204), (828, 194886), (972, 166014), (1203, 134136), (1242, 129924), (1458, 110676), (1604, 100602), (1656, 97443), (1863, 86616), (1944, 83007), (2187, 73784), (2406, 67068), (2484, 64962), (2916, 55338), (3208, 50301), (3609, 44712), (3726, 43308), (4374, 36892), (4812, 33534), (4968, 32481), (5589, 28872), (5832, 27669), (7218, 22356), (7452, 21654), (8748, 18446), (9223, 17496), (9624, 16767), (10827, 14904), (11178, 14436)]