172170320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 470219904

約数和(自身を除く): 298049584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 167, 196, 245, 263, 280, 334, 392, 490, 526, 560, 668, 784, 835, 980, 1052, 1169, 1315, 1336, 1670, 1841, 1960, 2104, 2338, 2630, 2672, 3340, 3682, 3920, 4208, 4676, 5260, 5845, 6680, 7364, 8183, 9205, 9352, 10520, 11690, 12887, 13360, 14728, 16366, 18410, 18704, 21040, 23380, 25774, 29456, 32732, 36820, 40915, 43921, 46760, 51548, 64435, 65464, 73640, 81830, 87842, 93520, 103096, 128870, 130928, 147280, 163660, 175684, 206192, 219605, 257740, 307447, 327320, 351368, 439210, 515480, 614894, 654640, 702736, 878420, 1030960, 1229788, 1537235, 1756840, 2152129, 2459576, 3074470, 3513680, 4304258, 4919152, 6148940, 8608516, 10760645, 12297880, 17217032, 21521290, 24595760, 34434064, 43042580, 86085160, 172170320]

約数ペア:

[(1, 172170320), (2, 86085160), (4, 43042580), (5, 34434064), (7, 24595760), (8, 21521290), (10, 17217032), (14, 12297880), (16, 10760645), (20, 8608516), (28, 6148940), (35, 4919152), (40, 4304258), (49, 3513680), (56, 3074470), (70, 2459576), (80, 2152129), (98, 1756840), (112, 1537235), (140, 1229788), (167, 1030960), (196, 878420), (245, 702736), (263, 654640), (280, 614894), (334, 515480), (392, 439210), (490, 351368), (526, 327320), (560, 307447), (668, 257740), (784, 219605), (835, 206192), (980, 175684), (1052, 163660), (1169, 147280), (1315, 130928), (1336, 128870), (1670, 103096), (1841, 93520), (1960, 87842), (2104, 81830), (2338, 73640), (2630, 65464), (2672, 64435), (3340, 51548), (3682, 46760), (3920, 43921), (4208, 40915), (4676, 36820), (5260, 32732), (5845, 29456), (6680, 25774), (7364, 23380), (8183, 21040), (9205, 18704), (9352, 18410), (10520, 16366), (11690, 14728), (12887, 13360)]