30161440

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1439}}^1$

素因数の和:1585

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 41688800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 1439, 2096, 2620, 2878, 4192, 5240, 5756, 7195, 10480, 11512, 14390, 20960, 23024, 28780, 46048, 57560, 115120, 188509, 230240, 377018, 754036, 942545, 1508072, 1885090, 3016144, 3770180, 6032288, 7540360, 15080720, 30161440]

約数ペア:

[(1, 30161440), (2, 15080720), (4, 7540360), (5, 6032288), (8, 3770180), (10, 3016144), (16, 1885090), (20, 1508072), (32, 942545), (40, 754036), (80, 377018), (131, 230240), (160, 188509), (262, 115120), (524, 57560), (655, 46048), (1048, 28780), (1310, 23024), (1439, 20960), (2096, 14390), (2620, 11512), (2878, 10480), (4192, 7195), (5240, 5756)]