1338430720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4133}}^1$

素因数の和:4188

約数の個数: 144

約数和(自身を含む): 3650355072

約数和(自身を除く): 2311924352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 256, 320, 352, 368, 440, 460, 506, 640, 704, 736, 880, 920, 1012, 1265, 1280, 1408, 1472, 1760, 1840, 2024, 2530, 2816, 2944, 3520, 3680, 4048, 4133, 5060, 5888, 7040, 7360, 8096, 8266, 10120, 14080, 14720, 16192, 16532, 20240, 20665, 29440, 32384, 33064, 40480, 41330, 45463, 64768, 66128, 80960, 82660, 90926, 95059, 132256, 161920, 165320, 181852, 190118, 227315, 264512, 323840, 330640, 363704, 380236, 454630, 475295, 529024, 661280, 727408, 760472, 909260, 950590, 1045649, 1058048, 1322560, 1454816, 1520944, 1818520, 1901180, 2091298, 2645120, 2909632, 3041888, 3637040, 3802360, 4182596, 5228245, 5290240, 5819264, 6083776, 7274080, 7604720, 8365192, 10456490, 11638528, 12167552, 14548160, 15209440, 16730384, 20912980, 24335104, 29096320, 30418880, 33460768, 41825960, 58192640, 60837760, 66921536, 83651920, 121675520, 133843072, 167303840, 267686144, 334607680, 669215360, 1338430720]

約数ペア:

[(1, 1338430720), (2, 669215360), (4, 334607680), (5, 267686144), (8, 167303840), (10, 133843072), (11, 121675520), (16, 83651920), (20, 66921536), (22, 60837760), (23, 58192640), (32, 41825960), (40, 33460768), (44, 30418880), (46, 29096320), (55, 24335104), (64, 20912980), (80, 16730384), (88, 15209440), (92, 14548160), (110, 12167552), (115, 11638528), (128, 10456490), (160, 8365192), (176, 7604720), (184, 7274080), (220, 6083776), (230, 5819264), (253, 5290240), (256, 5228245), (320, 4182596), (352, 3802360), (368, 3637040), (440, 3041888), (460, 2909632), (506, 2645120), (640, 2091298), (704, 1901180), (736, 1818520), (880, 1520944), (920, 1454816), (1012, 1322560), (1265, 1058048), (1280, 1045649), (1408, 950590), (1472, 909260), (1760, 760472), (1840, 727408), (2024, 661280), (2530, 529024), (2816, 475295), (2944, 454630), (3520, 380236), (3680, 363704), (4048, 330640), (4133, 323840), (5060, 264512), (5888, 227315), (7040, 190118), (7360, 181852), (8096, 165320), (8266, 161920), (10120, 132256), (14080, 95059), (14720, 90926), (16192, 82660), (16532, 80960), (20240, 66128), (20665, 64768), (29440, 45463), (32384, 41330), (33064, 40480)]