16511880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1$

素因数の和:1819

約数の個数: 128

約数和(自身を含む): 61793280

約数和(自身を除く): 45281400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1787, 1848, 2310, 3080, 3574, 4620, 5361, 7148, 8935, 9240, 10722, 12509, 14296, 17870, 19657, 21444, 25018, 26805, 35740, 37527, 39314, 42888, 50036, 53610, 58971, 62545, 71480, 75054, 78628, 98285, 100072, 107220, 117942, 125090, 137599, 150108, 157256, 187635, 196570, 214440, 235884, 250180, 275198, 294855, 300216, 375270, 393140, 412797, 471768, 500360, 550396, 589710, 687995, 750540, 786280, 825594, 1100792, 1179420, 1375990, 1501080, 1651188, 2063985, 2358840, 2751980, 3302376, 4127970, 5503960, 8255940, 16511880]

約数ペア:

[(1, 16511880), (2, 8255940), (3, 5503960), (4, 4127970), (5, 3302376), (6, 2751980), (7, 2358840), (8, 2063985), (10, 1651188), (11, 1501080), (12, 1375990), (14, 1179420), (15, 1100792), (20, 825594), (21, 786280), (22, 750540), (24, 687995), (28, 589710), (30, 550396), (33, 500360), (35, 471768), (40, 412797), (42, 393140), (44, 375270), (55, 300216), (56, 294855), (60, 275198), (66, 250180), (70, 235884), (77, 214440), (84, 196570), (88, 187635), (105, 157256), (110, 150108), (120, 137599), (132, 125090), (140, 117942), (154, 107220), (165, 100072), (168, 98285), (210, 78628), (220, 75054), (231, 71480), (264, 62545), (280, 58971), (308, 53610), (330, 50036), (385, 42888), (420, 39314), (440, 37527), (462, 35740), (616, 26805), (660, 25018), (770, 21444), (840, 19657), (924, 17870), (1155, 14296), (1320, 12509), (1540, 10722), (1787, 9240), (1848, 8935), (2310, 7148), (3080, 5361), (3574, 4620)]