155482020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4993}}^1$

素因数の和:5181

約数の個数: 72

約数和(自身を含む): 474449976

約数和(自身を除く): 318967956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 4993, 5190, 6228, 7785, 9986, 10380, 14979, 15570, 19972, 24965, 29958, 31140, 44937, 49930, 59916, 74895, 89874, 99860, 149790, 179748, 224685, 299580, 449370, 863789, 898740, 1727578, 2591367, 3455156, 4318945, 5182734, 7774101, 8637890, 10365468, 12956835, 15548202, 17275780, 25913670, 31096404, 38870505, 51827340, 77741010, 155482020]

約数ペア:

[(1, 155482020), (2, 77741010), (3, 51827340), (4, 38870505), (5, 31096404), (6, 25913670), (9, 17275780), (10, 15548202), (12, 12956835), (15, 10365468), (18, 8637890), (20, 7774101), (30, 5182734), (36, 4318945), (45, 3455156), (60, 2591367), (90, 1727578), (173, 898740), (180, 863789), (346, 449370), (519, 299580), (692, 224685), (865, 179748), (1038, 149790), (1557, 99860), (1730, 89874), (2076, 74895), (2595, 59916), (3114, 49930), (3460, 44937), (4993, 31140), (5190, 29958), (6228, 24965), (7785, 19972), (9986, 15570), (10380, 14979)]