320104760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6977}}^1$

素因数の和:7056

約数の個数: 64

約数和(自身を含む): 763672320

約数和(自身を除く): 443567560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4588, 5735, 6977, 9176, 11470, 13954, 22940, 27908, 34885, 45880, 55816, 69770, 139540, 216287, 258149, 279080, 432574, 516298, 865148, 1032596, 1081435, 1290745, 1730296, 2065192, 2162870, 2581490, 4325740, 5162980, 8002619, 8651480, 10325960, 16005238, 32010476, 40013095, 64020952, 80026190, 160052380, 320104760]

約数ペア:

[(1, 320104760), (2, 160052380), (4, 80026190), (5, 64020952), (8, 40013095), (10, 32010476), (20, 16005238), (31, 10325960), (37, 8651480), (40, 8002619), (62, 5162980), (74, 4325740), (124, 2581490), (148, 2162870), (155, 2065192), (185, 1730296), (248, 1290745), (296, 1081435), (310, 1032596), (370, 865148), (620, 516298), (740, 432574), (1147, 279080), (1240, 258149), (1480, 216287), (2294, 139540), (4588, 69770), (5735, 55816), (6977, 45880), (9176, 34885), (11470, 27908), (13954, 22940)]