21028026240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16519}}^1$

素因数の和:16574

約数の個数: 384

約数和(自身を含む): 82802865600

約数和(自身を除く): 61774839360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 128, 130, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 320, 340, 360, 384, 390, 408, 416, 442, 468, 480, 510, 520, 544, 576, 585, 612, 624, 640, 663, 680, 720, 765, 780, 816, 832, 884, 936, 960, 1020, 1040, 1088, 1105, 1152, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1664, 1768, 1872, 1920, 1989, 2040, 2080, 2176, 2210, 2340, 2448, 2496, 2652, 2720, 2880, 3060, 3120, 3264, 3315, 3536, 3744, 3978, 4080, 4160, 4420, 4680, 4896, 4992, 5304, 5440, 5760, 6120, 6240, 6528, 6630, 7072, 7488, 7956, 8160, 8320, 8840, 9360, 9792, 9945, 10608, 10880, 12240, 12480, 13260, 14144, 14976, 15912, 16320, 16519, 17680, 18720, 19584, 19890, 21216, 24480, 24960, 26520, 28288, 31824, 32640, 33038, 35360, 37440, 39780, 42432, 48960, 49557, 53040, 63648, 66076, 70720, 74880, 79560, 82595, 84864, 97920, 99114, 106080, 127296, 132152, 141440, 148671, 159120, 165190, 198228, 212160, 214747, 247785, 254592, 264304, 280823, 297342, 318240, 330380, 396456, 424320, 429494, 495570, 528608, 561646, 594684, 636480, 644241, 660760, 743355, 792912, 842469, 858988, 991140, 1057216, 1073735, 1123292, 1189368, 1272960, 1288482, 1321520, 1404115, 1486710, 1585824, 1684938, 1717976, 1932723, 1982280, 2114432, 2147470, 2246584, 2378736, 2527407, 2576964, 2643040, 2808230, 2973420, 3171648, 3221205, 3369876, 3435952, 3650699, 3865446, 3964560, 4212345, 4294940, 4493168, 4757472, 5054814, 5153928, 5286080, 5616460, 5946840, 6343296, 6442410, 6739752, 6871904, 7301398, 7730892, 7929120, 8424690, 8589880, 8986336, 9514944, 9663615, 10109628, 10307856, 10572160, 10952097, 11232920, 11893680, 12637035, 12884820, 13479504, 13743808, 14602796, 15461784, 15858240, 16849380, 17179760, 17972672, 18253495, 19029888, 19327230, 20219256, 20615712, 21904194, 22465840, 23787360, 25274070, 25769640, 26959008, 27487616, 29205592, 30923568, 31716480, 32856291, 33698760, 34359520, 35945344, 36506990, 38654460, 40438512, 41231424, 43808388, 44931680, 47574720, 50548140, 51539280, 53918016, 54760485, 58411184, 61847136, 65712582, 67397520, 68719040, 73013980, 77308920, 80877024, 82462848, 87616776, 89863360, 95149440, 101096280, 103078560, 107836032, 109520970, 116822368, 123694272, 131425164, 134795040, 137438080, 146027960, 154617840, 161754048, 164281455, 175233552, 179726720, 202192560, 206157120, 219041940, 233644736, 247388544, 262850328, 269590080, 292055920, 309235680, 323508096, 328562910, 350467104, 404385120, 412314240, 438083880, 467289472, 525700656, 539180160, 584111840, 618471360, 657125820, 700934208, 808770240, 876167760, 1051401312, 1168223680, 1236942720, 1314251640, 1401868416, 1617540480, 1752335520, 2102802624, 2336447360, 2628503280, 3504671040, 4205605248, 5257006560, 7009342080, 10514013120, 21028026240]

約数ペア:

[(1, 21028026240), (2, 10514013120), (3, 7009342080), (4, 5257006560), (5, 4205605248), (6, 3504671040), (8, 2628503280), (9, 2336447360), (10, 2102802624), (12, 1752335520), (13, 1617540480), (15, 1401868416), (16, 1314251640), (17, 1236942720), (18, 1168223680), (20, 1051401312), (24, 876167760), (26, 808770240), (30, 700934208), (32, 657125820), (34, 618471360), (36, 584111840), (39, 539180160), (40, 525700656), (45, 467289472), (48, 438083880), (51, 412314240), (52, 404385120), (60, 350467104), (64, 328562910), (65, 323508096), (68, 309235680), (72, 292055920), (78, 269590080), (80, 262850328), (85, 247388544), (90, 233644736), (96, 219041940), (102, 206157120), (104, 202192560), (117, 179726720), (120, 175233552), (128, 164281455), (130, 161754048), (136, 154617840), (144, 146027960), (153, 137438080), (156, 134795040), (160, 131425164), (170, 123694272), (180, 116822368), (192, 109520970), (195, 107836032), (204, 103078560), (208, 101096280), (221, 95149440), (234, 89863360), (240, 87616776), (255, 82462848), (260, 80877024), (272, 77308920), (288, 73013980), (306, 68719040), (312, 67397520), (320, 65712582), (340, 61847136), (360, 58411184), (384, 54760485), (390, 53918016), (408, 51539280), (416, 50548140), (442, 47574720), (468, 44931680), (480, 43808388), (510, 41231424), (520, 40438512), (544, 38654460), (576, 36506990), (585, 35945344), (612, 34359520), (624, 33698760), (640, 32856291), (663, 31716480), (680, 30923568), (720, 29205592), (765, 27487616), (780, 26959008), (816, 25769640), (832, 25274070), (884, 23787360), (936, 22465840), (960, 21904194), (1020, 20615712), (1040, 20219256), (1088, 19327230), (1105, 19029888), (1152, 18253495), (1170, 17972672), (1224, 17179760), (1248, 16849380), (1326, 15858240), (1360, 15461784), (1440, 14602796), (1530, 13743808), (1560, 13479504), (1632, 12884820), (1664, 12637035), (1768, 11893680), (1872, 11232920), (1920, 10952097), (1989, 10572160), (2040, 10307856), (2080, 10109628), (2176, 9663615), (2210, 9514944), (2340, 8986336), (2448, 8589880), (2496, 8424690), (2652, 7929120), (2720, 7730892), (2880, 7301398), (3060, 6871904), (3120, 6739752), (3264, 6442410), (3315, 6343296), (3536, 5946840), (3744, 5616460), (3978, 5286080), (4080, 5153928), (4160, 5054814), (4420, 4757472), (4680, 4493168), (4896, 4294940), (4992, 4212345), (5304, 3964560), (5440, 3865446), (5760, 3650699), (6120, 3435952), (6240, 3369876), (6528, 3221205), (6630, 3171648), (7072, 2973420), (7488, 2808230), (7956, 2643040), (8160, 2576964), (8320, 2527407), (8840, 2378736), (9360, 2246584), (9792, 2147470), (9945, 2114432), (10608, 1982280), (10880, 1932723), (12240, 1717976), (12480, 1684938), (13260, 1585824), (14144, 1486710), (14976, 1404115), (15912, 1321520), (16320, 1288482), (16519, 1272960), (17680, 1189368), (18720, 1123292), (19584, 1073735), (19890, 1057216), (21216, 991140), (24480, 858988), (24960, 842469), (26520, 792912), (28288, 743355), (31824, 660760), (32640, 644241), (33038, 636480), (35360, 594684), (37440, 561646), (39780, 528608), (42432, 495570), (48960, 429494), (49557, 424320), (53040, 396456), (63648, 330380), (66076, 318240), (70720, 297342), (74880, 280823), (79560, 264304), (82595, 254592), (84864, 247785), (97920, 214747), (99114, 212160), (106080, 198228), (127296, 165190), (132152, 159120), (141440, 148671)]