21459697920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60091}}^1$

素因数の和:60149

約数の個数: 216

約数和(自身を含む): 76644701952

約数和(自身を除く): 55185004032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 17856, 19840, 22320, 23808, 29760, 35712, 39680, 44640, 59520, 60091, 71424, 89280, 119040, 120182, 178560, 180273, 240364, 300455, 357120, 360546, 480728, 540819, 600910, 721092, 901365, 961456, 1081638, 1201820, 1442184, 1802730, 1862821, 1922912, 2163276, 2403640, 2704095, 2884368, 3605460, 3725642, 3845824, 4326552, 4807280, 5408190, 5588463, 5768736, 7210920, 7451284, 7691648, 8653104, 9314105, 9614560, 10816380, 11176926, 11537472, 14421840, 14902568, 15383296, 16765389, 17306208, 18628210, 19229120, 21632760, 22353852, 23074944, 27942315, 28843680, 29805136, 33530778, 34612416, 37256420, 38458240, 43265520, 44707704, 46149888, 55884630, 57687360, 59610272, 67061556, 69224832, 74512840, 76916480, 83826945, 86531040, 89415408, 111769260, 115374720, 119220544, 134123112, 138449664, 149025680, 167653890, 173062080, 178830816, 223538520, 230749440, 238441088, 268246224, 298051360, 335307780, 346124160, 357661632, 447077040, 476882176, 536492448, 596102720, 670615560, 692248320, 715323264, 894154080, 1072984896, 1192205440, 1341231120, 1430646528, 1788308160, 2145969792, 2384410880, 2682462240, 3576616320, 4291939584, 5364924480, 7153232640, 10729848960, 21459697920]

約数ペア:

[(1, 21459697920), (2, 10729848960), (3, 7153232640), (4, 5364924480), (5, 4291939584), (6, 3576616320), (8, 2682462240), (9, 2384410880), (10, 2145969792), (12, 1788308160), (15, 1430646528), (16, 1341231120), (18, 1192205440), (20, 1072984896), (24, 894154080), (30, 715323264), (31, 692248320), (32, 670615560), (36, 596102720), (40, 536492448), (45, 476882176), (48, 447077040), (60, 357661632), (62, 346124160), (64, 335307780), (72, 298051360), (80, 268246224), (90, 238441088), (93, 230749440), (96, 223538520), (120, 178830816), (124, 173062080), (128, 167653890), (144, 149025680), (155, 138449664), (160, 134123112), (180, 119220544), (186, 115374720), (192, 111769260), (240, 89415408), (248, 86531040), (256, 83826945), (279, 76916480), (288, 74512840), (310, 69224832), (320, 67061556), (360, 59610272), (372, 57687360), (384, 55884630), (465, 46149888), (480, 44707704), (496, 43265520), (558, 38458240), (576, 37256420), (620, 34612416), (640, 33530778), (720, 29805136), (744, 28843680), (768, 27942315), (930, 23074944), (960, 22353852), (992, 21632760), (1116, 19229120), (1152, 18628210), (1240, 17306208), (1280, 16765389), (1395, 15383296), (1440, 14902568), (1488, 14421840), (1860, 11537472), (1920, 11176926), (1984, 10816380), (2232, 9614560), (2304, 9314105), (2480, 8653104), (2790, 7691648), (2880, 7451284), (2976, 7210920), (3720, 5768736), (3840, 5588463), (3968, 5408190), (4464, 4807280), (4960, 4326552), (5580, 3845824), (5760, 3725642), (5952, 3605460), (7440, 2884368), (7936, 2704095), (8928, 2403640), (9920, 2163276), (11160, 1922912), (11520, 1862821), (11904, 1802730), (14880, 1442184), (17856, 1201820), (19840, 1081638), (22320, 961456), (23808, 901365), (29760, 721092), (35712, 600910), (39680, 540819), (44640, 480728), (59520, 360546), (60091, 357120), (71424, 300455), (89280, 240364), (119040, 180273), (120182, 178560)]