161726556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 409437840

約数和(自身を除く): 247711284

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 361, 444, 703, 722, 1009, 1083, 1406, 1444, 2018, 2109, 2166, 2812, 3027, 4036, 4218, 4332, 6054, 8436, 12108, 13357, 19171, 26714, 37333, 38342, 40071, 53428, 57513, 74666, 76684, 80142, 111999, 115026, 149332, 160284, 223998, 230052, 364249, 447996, 709327, 728498, 1092747, 1418654, 1456996, 2127981, 2185494, 2837308, 4255962, 4370988, 8511924, 13477213, 26954426, 40431639, 53908852, 80863278, 161726556]

約数ペア:

[(1, 161726556), (2, 80863278), (3, 53908852), (4, 40431639), (6, 26954426), (12, 13477213), (19, 8511924), (37, 4370988), (38, 4255962), (57, 2837308), (74, 2185494), (76, 2127981), (111, 1456996), (114, 1418654), (148, 1092747), (222, 728498), (228, 709327), (361, 447996), (444, 364249), (703, 230052), (722, 223998), (1009, 160284), (1083, 149332), (1406, 115026), (1444, 111999), (2018, 80142), (2109, 76684), (2166, 74666), (2812, 57513), (3027, 53428), (4036, 40071), (4218, 38342), (4332, 37333), (6054, 26714), (8436, 19171), (12108, 13357)]