123869440

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 317882880

約数和(自身を除く): 194013440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 47, 58, 64, 71, 80, 94, 116, 128, 142, 145, 160, 188, 232, 235, 256, 284, 290, 320, 355, 376, 464, 470, 568, 580, 640, 710, 752, 928, 940, 1136, 1160, 1280, 1363, 1420, 1504, 1856, 1880, 2059, 2272, 2320, 2726, 2840, 3008, 3337, 3712, 3760, 4118, 4544, 4640, 5452, 5680, 6016, 6674, 6815, 7424, 7520, 8236, 9088, 9280, 10295, 10904, 11360, 12032, 13348, 13630, 15040, 16472, 16685, 18176, 18560, 20590, 21808, 22720, 26696, 27260, 30080, 32944, 33370, 37120, 41180, 43616, 45440, 53392, 54520, 60160, 65888, 66740, 82360, 87232, 90880, 96773, 106784, 109040, 131776, 133480, 164720, 174464, 193546, 213568, 218080, 263552, 266960, 329440, 348928, 387092, 427136, 436160, 483865, 527104, 533920, 658880, 774184, 854272, 872320, 967730, 1067840, 1317760, 1548368, 1744640, 1935460, 2135680, 2635520, 3096736, 3870920, 4271360, 6193472, 7741840, 12386944, 15483680, 24773888, 30967360, 61934720, 123869440]

約数ペア:

[(1, 123869440), (2, 61934720), (4, 30967360), (5, 24773888), (8, 15483680), (10, 12386944), (16, 7741840), (20, 6193472), (29, 4271360), (32, 3870920), (40, 3096736), (47, 2635520), (58, 2135680), (64, 1935460), (71, 1744640), (80, 1548368), (94, 1317760), (116, 1067840), (128, 967730), (142, 872320), (145, 854272), (160, 774184), (188, 658880), (232, 533920), (235, 527104), (256, 483865), (284, 436160), (290, 427136), (320, 387092), (355, 348928), (376, 329440), (464, 266960), (470, 263552), (568, 218080), (580, 213568), (640, 193546), (710, 174464), (752, 164720), (928, 133480), (940, 131776), (1136, 109040), (1160, 106784), (1280, 96773), (1363, 90880), (1420, 87232), (1504, 82360), (1856, 66740), (1880, 65888), (2059, 60160), (2272, 54520), (2320, 53392), (2726, 45440), (2840, 43616), (3008, 41180), (3337, 37120), (3712, 33370), (3760, 32944), (4118, 30080), (4544, 27260), (4640, 26696), (5452, 22720), (5680, 21808), (6016, 20590), (6674, 18560), (6815, 18176), (7424, 16685), (7520, 16472), (8236, 15040), (9088, 13630), (9280, 13348), (10295, 12032), (10904, 11360)]