165555720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 192

約数和(自身を含む): 594397440

約数和(自身を除く): 428841720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 97, 99, 110, 120, 132, 165, 180, 194, 198, 220, 264, 291, 330, 360, 388, 396, 431, 440, 485, 495, 582, 660, 776, 792, 862, 873, 970, 990, 1067, 1164, 1293, 1320, 1455, 1724, 1746, 1940, 1980, 2134, 2155, 2328, 2586, 2910, 3201, 3448, 3492, 3879, 3880, 3960, 4268, 4310, 4365, 4741, 5172, 5335, 5820, 6402, 6465, 6984, 7758, 8536, 8620, 8730, 9482, 9603, 10344, 10670, 11640, 12804, 12930, 14223, 15516, 16005, 17240, 17460, 18964, 19206, 19395, 21340, 23705, 25608, 25860, 28446, 31032, 32010, 34920, 37928, 38412, 38790, 41807, 42669, 42680, 47410, 48015, 51720, 56892, 64020, 71115, 76824, 77580, 83614, 85338, 94820, 96030, 113784, 125421, 128040, 142230, 155160, 167228, 170676, 189640, 192060, 209035, 213345, 250842, 284460, 334456, 341352, 376263, 384120, 418070, 426690, 459877, 501684, 568920, 627105, 752526, 836140, 853380, 919754, 1003368, 1254210, 1379631, 1505052, 1672280, 1706760, 1839508, 1881315, 2299385, 2508420, 2759262, 3010104, 3679016, 3762630, 4138893, 4598770, 5016840, 5518524, 6898155, 7525260, 8277786, 9197540, 11037048, 13796310, 15050520, 16555572, 18395080, 20694465, 27592620, 33111144, 41388930, 55185240, 82777860, 165555720]

約数ペア:

[(1, 165555720), (2, 82777860), (3, 55185240), (4, 41388930), (5, 33111144), (6, 27592620), (8, 20694465), (9, 18395080), (10, 16555572), (11, 15050520), (12, 13796310), (15, 11037048), (18, 9197540), (20, 8277786), (22, 7525260), (24, 6898155), (30, 5518524), (33, 5016840), (36, 4598770), (40, 4138893), (44, 3762630), (45, 3679016), (55, 3010104), (60, 2759262), (66, 2508420), (72, 2299385), (88, 1881315), (90, 1839508), (97, 1706760), (99, 1672280), (110, 1505052), (120, 1379631), (132, 1254210), (165, 1003368), (180, 919754), (194, 853380), (198, 836140), (220, 752526), (264, 627105), (291, 568920), (330, 501684), (360, 459877), (388, 426690), (396, 418070), (431, 384120), (440, 376263), (485, 341352), (495, 334456), (582, 284460), (660, 250842), (776, 213345), (792, 209035), (862, 192060), (873, 189640), (970, 170676), (990, 167228), (1067, 155160), (1164, 142230), (1293, 128040), (1320, 125421), (1455, 113784), (1724, 96030), (1746, 94820), (1940, 85338), (1980, 83614), (2134, 77580), (2155, 76824), (2328, 71115), (2586, 64020), (2910, 56892), (3201, 51720), (3448, 48015), (3492, 47410), (3879, 42680), (3880, 42669), (3960, 41807), (4268, 38790), (4310, 38412), (4365, 37928), (4741, 34920), (5172, 32010), (5335, 31032), (5820, 28446), (6402, 25860), (6465, 25608), (6984, 23705), (7758, 21340), (8536, 19395), (8620, 19206), (8730, 18964), (9482, 17460), (9603, 17240), (10344, 16005), (10670, 15516), (11640, 14223), (12804, 12930)]