126553240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4144

約数の個数: 64

約数和(自身を含む): 315083520

約数和(自身を除く): 188530280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 4051, 6248, 7810, 8102, 15620, 16204, 20255, 31240, 32408, 40510, 44561, 81020, 89122, 162040, 178244, 222805, 287621, 356488, 445610, 575242, 891220, 1150484, 1438105, 1782440, 2300968, 2876210, 3163831, 5752420, 6327662, 11504840, 12655324, 15819155, 25310648, 31638310, 63276620, 126553240]

約数ペア:

[(1, 126553240), (2, 63276620), (4, 31638310), (5, 25310648), (8, 15819155), (10, 12655324), (11, 11504840), (20, 6327662), (22, 5752420), (40, 3163831), (44, 2876210), (55, 2300968), (71, 1782440), (88, 1438105), (110, 1150484), (142, 891220), (220, 575242), (284, 445610), (355, 356488), (440, 287621), (568, 222805), (710, 178244), (781, 162040), (1420, 89122), (1562, 81020), (2840, 44561), (3124, 40510), (3905, 32408), (4051, 31240), (6248, 20255), (7810, 16204), (8102, 15620)]