18771221760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257281}}^1$

素因数の和:257324

約数の個数: 144

約数和(自身を含む): 63106128960

約数和(自身を除く): 44334907200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 9120, 12160, 14592, 18240, 24320, 36480, 72960, 257281, 514562, 771843, 1029124, 1286405, 1543686, 2058248, 2572810, 3087372, 3859215, 4116496, 4888339, 5145620, 6174744, 7718430, 8232992, 9776678, 10291240, 12349488, 14665017, 15436860, 16465984, 19553356, 20582480, 24441695, 24698976, 29330034, 30873720, 32931968, 39106712, 41164960, 48883390, 49397952, 58660068, 61747440, 65863936, 73325085, 78213424, 82329920, 97766780, 98795904, 117320136, 123494880, 146650170, 156426848, 164659840, 195533560, 197591808, 234640272, 246989760, 293300340, 312853696, 329319680, 391067120, 469280544, 493979520, 586600680, 625707392, 782134240, 938561088, 987959040, 1173201360, 1251414784, 1564268480, 1877122176, 2346402720, 3128536960, 3754244352, 4692805440, 6257073920, 9385610880, 18771221760]

約数ペア:

[(1, 18771221760), (2, 9385610880), (3, 6257073920), (4, 4692805440), (5, 3754244352), (6, 3128536960), (8, 2346402720), (10, 1877122176), (12, 1564268480), (15, 1251414784), (16, 1173201360), (19, 987959040), (20, 938561088), (24, 782134240), (30, 625707392), (32, 586600680), (38, 493979520), (40, 469280544), (48, 391067120), (57, 329319680), (60, 312853696), (64, 293300340), (76, 246989760), (80, 234640272), (95, 197591808), (96, 195533560), (114, 164659840), (120, 156426848), (128, 146650170), (152, 123494880), (160, 117320136), (190, 98795904), (192, 97766780), (228, 82329920), (240, 78213424), (256, 73325085), (285, 65863936), (304, 61747440), (320, 58660068), (380, 49397952), (384, 48883390), (456, 41164960), (480, 39106712), (570, 32931968), (608, 30873720), (640, 29330034), (760, 24698976), (768, 24441695), (912, 20582480), (960, 19553356), (1140, 16465984), (1216, 15436860), (1280, 14665017), (1520, 12349488), (1824, 10291240), (1920, 9776678), (2280, 8232992), (2432, 7718430), (3040, 6174744), (3648, 5145620), (3840, 4888339), (4560, 4116496), (4864, 3859215), (6080, 3087372), (7296, 2572810), (9120, 2058248), (12160, 1543686), (14592, 1286405), (18240, 1029124), (24320, 771843), (36480, 514562), (72960, 257281)]