156728236180

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{941}}^1\times {\mathrm{16361}}^1$

素因数の和:17820

約数の個数: 48

約数和(自身を含む): 330146545680

約数和(自身を除く): 173418309500

約数列:

[1, 2, 4, 5, 10, 20, 509, 941, 1018, 1882, 2036, 2545, 3764, 4705, 5090, 9410, 10180, 16361, 18820, 32722, 65444, 81805, 163610, 327220, 478969, 957938, 1915876, 2394845, 4789690, 8327749, 9579380, 15395701, 16655498, 30791402, 33310996, 41638745, 61582804, 76978505, 83277490, 153957010, 166554980, 307914020, 7836411809, 15672823618, 31345647236, 39182059045, 78364118090, 156728236180]

約数ペア:

[(1, 156728236180), (2, 78364118090), (4, 39182059045), (5, 31345647236), (10, 15672823618), (20, 7836411809), (509, 307914020), (941, 166554980), (1018, 153957010), (1882, 83277490), (2036, 76978505), (2545, 61582804), (3764, 41638745), (4705, 33310996), (5090, 30791402), (9410, 16655498), (10180, 15395701), (16361, 9579380), (18820, 8327749), (32722, 4789690), (65444, 2394845), (81805, 1915876), (163610, 957938), (327220, 478969)]