18296960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 50232960

約数和(自身を除く): 31936000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 113, 115, 128, 160, 176, 184, 220, 226, 230, 253, 320, 352, 368, 440, 452, 460, 506, 565, 640, 704, 736, 880, 904, 920, 1012, 1130, 1243, 1265, 1408, 1472, 1760, 1808, 1840, 2024, 2260, 2486, 2530, 2599, 2944, 3520, 3616, 3680, 4048, 4520, 4972, 5060, 5198, 6215, 7040, 7232, 7360, 8096, 9040, 9944, 10120, 10396, 12430, 12995, 14464, 14720, 16192, 18080, 19888, 20240, 20792, 24860, 25990, 28589, 32384, 36160, 39776, 40480, 41584, 49720, 51980, 57178, 72320, 79552, 80960, 83168, 99440, 103960, 114356, 142945, 159104, 161920, 166336, 198880, 207920, 228712, 285890, 332672, 397760, 415840, 457424, 571780, 795520, 831680, 914848, 1143560, 1663360, 1829696, 2287120, 3659392, 4574240, 9148480, 18296960]

約数ペア:

[(1, 18296960), (2, 9148480), (4, 4574240), (5, 3659392), (8, 2287120), (10, 1829696), (11, 1663360), (16, 1143560), (20, 914848), (22, 831680), (23, 795520), (32, 571780), (40, 457424), (44, 415840), (46, 397760), (55, 332672), (64, 285890), (80, 228712), (88, 207920), (92, 198880), (110, 166336), (113, 161920), (115, 159104), (128, 142945), (160, 114356), (176, 103960), (184, 99440), (220, 83168), (226, 80960), (230, 79552), (253, 72320), (320, 57178), (352, 51980), (368, 49720), (440, 41584), (452, 40480), (460, 39776), (506, 36160), (565, 32384), (640, 28589), (704, 25990), (736, 24860), (880, 20792), (904, 20240), (920, 19888), (1012, 18080), (1130, 16192), (1243, 14720), (1265, 14464), (1408, 12995), (1472, 12430), (1760, 10396), (1808, 10120), (1840, 9944), (2024, 9040), (2260, 8096), (2486, 7360), (2530, 7232), (2599, 7040), (2944, 6215), (3520, 5198), (3616, 5060), (3680, 4972), (4048, 4520)]