180033740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 450424800

約数和(自身を除く): 270391060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 31, 34, 38, 58, 62, 68, 76, 85, 95, 116, 124, 145, 155, 170, 190, 290, 310, 323, 340, 380, 493, 527, 551, 580, 589, 620, 646, 899, 961, 986, 1054, 1102, 1178, 1292, 1615, 1798, 1922, 1972, 2108, 2204, 2356, 2465, 2635, 2755, 2945, 3230, 3596, 3844, 4495, 4805, 4930, 5270, 5510, 5890, 6460, 8990, 9367, 9610, 9860, 10013, 10540, 11020, 11780, 15283, 16337, 17081, 17980, 18259, 18734, 19220, 20026, 27869, 30566, 32674, 34162, 36518, 37468, 40052, 46835, 50065, 55738, 61132, 65348, 68324, 73036, 76415, 81685, 85405, 91295, 93670, 100130, 111476, 139345, 152830, 163370, 170810, 182590, 187340, 200260, 278690, 290377, 305660, 310403, 326740, 341620, 365180, 473773, 529511, 557380, 580754, 620806, 947546, 1059022, 1161508, 1241612, 1451885, 1552015, 1895092, 2118044, 2368865, 2647555, 2903770, 3104030, 4737730, 5295110, 5807540, 6208060, 9001687, 9475460, 10590220, 18003374, 36006748, 45008435, 90016870, 180033740]

約数ペア:

[(1, 180033740), (2, 90016870), (4, 45008435), (5, 36006748), (10, 18003374), (17, 10590220), (19, 9475460), (20, 9001687), (29, 6208060), (31, 5807540), (34, 5295110), (38, 4737730), (58, 3104030), (62, 2903770), (68, 2647555), (76, 2368865), (85, 2118044), (95, 1895092), (116, 1552015), (124, 1451885), (145, 1241612), (155, 1161508), (170, 1059022), (190, 947546), (290, 620806), (310, 580754), (323, 557380), (340, 529511), (380, 473773), (493, 365180), (527, 341620), (551, 326740), (580, 310403), (589, 305660), (620, 290377), (646, 278690), (899, 200260), (961, 187340), (986, 182590), (1054, 170810), (1102, 163370), (1178, 152830), (1292, 139345), (1615, 111476), (1798, 100130), (1922, 93670), (1972, 91295), (2108, 85405), (2204, 81685), (2356, 76415), (2465, 73036), (2635, 68324), (2755, 65348), (2945, 61132), (3230, 55738), (3596, 50065), (3844, 46835), (4495, 40052), (4805, 37468), (4930, 36518), (5270, 34162), (5510, 32674), (5890, 30566), (6460, 27869), (8990, 20026), (9367, 19220), (9610, 18734), (9860, 18259), (10013, 17980), (10540, 17081), (11020, 16337), (11780, 15283)]