1256520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 3885120

約数和(自身を除く): 2628600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 283, 296, 370, 444, 555, 566, 740, 849, 888, 1110, 1132, 1415, 1480, 1698, 2220, 2264, 2830, 3396, 4245, 4440, 5660, 6792, 8490, 10471, 11320, 16980, 20942, 31413, 33960, 41884, 52355, 62826, 83768, 104710, 125652, 157065, 209420, 251304, 314130, 418840, 628260, 1256520]

約数ペア:

[(1, 1256520), (2, 628260), (3, 418840), (4, 314130), (5, 251304), (6, 209420), (8, 157065), (10, 125652), (12, 104710), (15, 83768), (20, 62826), (24, 52355), (30, 41884), (37, 33960), (40, 31413), (60, 20942), (74, 16980), (111, 11320), (120, 10471), (148, 8490), (185, 6792), (222, 5660), (283, 4440), (296, 4245), (370, 3396), (444, 2830), (555, 2264), (566, 2220), (740, 1698), (849, 1480), (888, 1415), (1110, 1132)]