222778480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1154

約数の個数: 80

約数和(自身を含む): 539769024

約数和(自身を除く): 316990544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 73, 74, 80, 146, 148, 185, 292, 296, 365, 370, 584, 592, 730, 740, 1031, 1168, 1460, 1480, 2062, 2701, 2920, 2960, 4124, 5155, 5402, 5840, 8248, 10310, 10804, 13505, 16496, 20620, 21608, 27010, 38147, 41240, 43216, 54020, 75263, 76294, 82480, 108040, 150526, 152588, 190735, 216080, 301052, 305176, 376315, 381470, 602104, 610352, 752630, 762940, 1204208, 1505260, 1525880, 2784731, 3010520, 3051760, 5569462, 6021040, 11138924, 13923655, 22277848, 27847310, 44555696, 55694620, 111389240, 222778480]

約数ペア:

[(1, 222778480), (2, 111389240), (4, 55694620), (5, 44555696), (8, 27847310), (10, 22277848), (16, 13923655), (20, 11138924), (37, 6021040), (40, 5569462), (73, 3051760), (74, 3010520), (80, 2784731), (146, 1525880), (148, 1505260), (185, 1204208), (292, 762940), (296, 752630), (365, 610352), (370, 602104), (584, 381470), (592, 376315), (730, 305176), (740, 301052), (1031, 216080), (1168, 190735), (1460, 152588), (1480, 150526), (2062, 108040), (2701, 82480), (2920, 76294), (2960, 75263), (4124, 54020), (5155, 43216), (5402, 41240), (5840, 38147), (8248, 27010), (10310, 21608), (10804, 20620), (13505, 16496)]