226654780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 530759376

約数和(自身を除く): 304104596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 121, 146, 220, 242, 292, 365, 484, 605, 730, 803, 1210, 1283, 1460, 1606, 2420, 2566, 3212, 4015, 5132, 6415, 8030, 8833, 12830, 14113, 16060, 17666, 25660, 28226, 35332, 44165, 56452, 70565, 88330, 93659, 141130, 155243, 176660, 187318, 282260, 310486, 374636, 468295, 620972, 776215, 936590, 1030249, 1552430, 1873180, 2060498, 3104860, 4120996, 5151245, 10302490, 11332739, 20604980, 22665478, 45330956, 56663695, 113327390, 226654780]

約数ペア:

[(1, 226654780), (2, 113327390), (4, 56663695), (5, 45330956), (10, 22665478), (11, 20604980), (20, 11332739), (22, 10302490), (44, 5151245), (55, 4120996), (73, 3104860), (110, 2060498), (121, 1873180), (146, 1552430), (220, 1030249), (242, 936590), (292, 776215), (365, 620972), (484, 468295), (605, 374636), (730, 310486), (803, 282260), (1210, 187318), (1283, 176660), (1460, 155243), (1606, 141130), (2420, 93659), (2566, 88330), (3212, 70565), (4015, 56452), (5132, 44165), (6415, 35332), (8030, 28226), (8833, 25660), (12830, 17666), (14113, 16060)]