166321760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^4\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 120

約数和(自身を含む): 438313680

約数和(自身を除く): 271991920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 121, 142, 160, 176, 220, 242, 284, 352, 355, 440, 484, 568, 605, 710, 781, 880, 968, 1136, 1210, 1331, 1420, 1562, 1760, 1936, 2272, 2420, 2662, 2840, 3124, 3872, 3905, 4840, 5324, 5680, 6248, 6655, 7810, 8591, 9680, 10648, 11360, 12496, 13310, 14641, 15620, 17182, 19360, 21296, 24992, 26620, 29282, 31240, 34364, 42592, 42955, 53240, 58564, 62480, 68728, 73205, 85910, 94501, 106480, 117128, 124960, 137456, 146410, 171820, 189002, 212960, 234256, 274912, 292820, 343640, 378004, 468512, 472505, 585640, 687280, 756008, 945010, 1039511, 1171280, 1374560, 1512016, 1890020, 2079022, 2342560, 3024032, 3780040, 4158044, 5197555, 7560080, 8316088, 10395110, 15120160, 16632176, 20790220, 33264352, 41580440, 83160880, 166321760]

約数ペア:

[(1, 166321760), (2, 83160880), (4, 41580440), (5, 33264352), (8, 20790220), (10, 16632176), (11, 15120160), (16, 10395110), (20, 8316088), (22, 7560080), (32, 5197555), (40, 4158044), (44, 3780040), (55, 3024032), (71, 2342560), (80, 2079022), (88, 1890020), (110, 1512016), (121, 1374560), (142, 1171280), (160, 1039511), (176, 945010), (220, 756008), (242, 687280), (284, 585640), (352, 472505), (355, 468512), (440, 378004), (484, 343640), (568, 292820), (605, 274912), (710, 234256), (781, 212960), (880, 189002), (968, 171820), (1136, 146410), (1210, 137456), (1331, 124960), (1420, 117128), (1562, 106480), (1760, 94501), (1936, 85910), (2272, 73205), (2420, 68728), (2662, 62480), (2840, 58564), (3124, 53240), (3872, 42955), (3905, 42592), (4840, 34364), (5324, 31240), (5680, 29282), (6248, 26620), (6655, 24992), (7810, 21296), (8591, 19360), (9680, 17182), (10648, 15620), (11360, 14641), (12496, 13310)]