21230570880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8839}}^1$

素因数の和:9006

約数の個数: 256

約数和(自身を含む): 75741120000

約数和(自身を除く): 54510549120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 139, 144, 160, 180, 192, 216, 240, 270, 278, 288, 320, 360, 384, 417, 432, 480, 540, 556, 576, 640, 695, 720, 834, 864, 960, 1080, 1112, 1152, 1251, 1390, 1440, 1668, 1728, 1920, 2085, 2160, 2224, 2502, 2780, 2880, 3336, 3456, 3753, 4170, 4320, 4448, 5004, 5560, 5760, 6255, 6672, 7506, 8340, 8640, 8839, 8896, 10008, 11120, 12510, 13344, 15012, 16680, 17280, 17678, 17792, 18765, 20016, 22240, 25020, 26517, 26688, 30024, 33360, 35356, 37530, 40032, 44195, 44480, 50040, 53034, 53376, 60048, 66720, 70712, 75060, 79551, 80064, 88390, 88960, 100080, 106068, 120096, 132585, 133440, 141424, 150120, 159102, 160128, 176780, 200160, 212136, 238653, 240192, 265170, 266880, 282848, 300240, 318204, 353560, 397755, 400320, 424272, 477306, 480384, 530340, 565696, 600480, 636408, 707120, 795510, 800640, 848544, 954612, 1060680, 1131392, 1193265, 1200960, 1228621, 1272816, 1414240, 1591020, 1697088, 1909224, 2121360, 2386530, 2401920, 2457242, 2545632, 2828480, 3182040, 3394176, 3685863, 3818448, 4242720, 4773060, 4914484, 5091264, 5656960, 6143105, 6364080, 7371726, 7636896, 8485440, 9546120, 9828968, 10182528, 11057589, 12286210, 12728160, 14743452, 15273792, 16970880, 18429315, 19092240, 19657936, 22115178, 24572420, 25456320, 29486904, 30547584, 33172767, 36858630, 38184480, 39315872, 44230356, 49144840, 50912640, 55287945, 58973808, 66345534, 73717260, 76368960, 78631744, 88460712, 98289680, 110575890, 117947616, 132691068, 147434520, 152737920, 157263488, 165863835, 176921424, 196579360, 221151780, 235895232, 265382136, 294869040, 331727670, 353842848, 393158720, 442303560, 471790464, 530764272, 589738080, 663455340, 707685696, 786317440, 884607120, 1061528544, 1179476160, 1326910680, 1415371392, 1769214240, 2123057088, 2358952320, 2653821360, 3538428480, 4246114176, 5307642720, 7076856960, 10615285440, 21230570880]

約数ペア:

[(1, 21230570880), (2, 10615285440), (3, 7076856960), (4, 5307642720), (5, 4246114176), (6, 3538428480), (8, 2653821360), (9, 2358952320), (10, 2123057088), (12, 1769214240), (15, 1415371392), (16, 1326910680), (18, 1179476160), (20, 1061528544), (24, 884607120), (27, 786317440), (30, 707685696), (32, 663455340), (36, 589738080), (40, 530764272), (45, 471790464), (48, 442303560), (54, 393158720), (60, 353842848), (64, 331727670), (72, 294869040), (80, 265382136), (90, 235895232), (96, 221151780), (108, 196579360), (120, 176921424), (128, 165863835), (135, 157263488), (139, 152737920), (144, 147434520), (160, 132691068), (180, 117947616), (192, 110575890), (216, 98289680), (240, 88460712), (270, 78631744), (278, 76368960), (288, 73717260), (320, 66345534), (360, 58973808), (384, 55287945), (417, 50912640), (432, 49144840), (480, 44230356), (540, 39315872), (556, 38184480), (576, 36858630), (640, 33172767), (695, 30547584), (720, 29486904), (834, 25456320), (864, 24572420), (960, 22115178), (1080, 19657936), (1112, 19092240), (1152, 18429315), (1251, 16970880), (1390, 15273792), (1440, 14743452), (1668, 12728160), (1728, 12286210), (1920, 11057589), (2085, 10182528), (2160, 9828968), (2224, 9546120), (2502, 8485440), (2780, 7636896), (2880, 7371726), (3336, 6364080), (3456, 6143105), (3753, 5656960), (4170, 5091264), (4320, 4914484), (4448, 4773060), (5004, 4242720), (5560, 3818448), (5760, 3685863), (6255, 3394176), (6672, 3182040), (7506, 2828480), (8340, 2545632), (8640, 2457242), (8839, 2401920), (8896, 2386530), (10008, 2121360), (11120, 1909224), (12510, 1697088), (13344, 1591020), (15012, 1414240), (16680, 1272816), (17280, 1228621), (17678, 1200960), (17792, 1193265), (18765, 1131392), (20016, 1060680), (22240, 954612), (25020, 848544), (26517, 800640), (26688, 795510), (30024, 707120), (33360, 636408), (35356, 600480), (37530, 565696), (40032, 530340), (44195, 480384), (44480, 477306), (50040, 424272), (53034, 400320), (53376, 397755), (60048, 353560), (66720, 318204), (70712, 300240), (75060, 282848), (79551, 266880), (80064, 265170), (88390, 240192), (88960, 238653), (100080, 212136), (106068, 200160), (120096, 176780), (132585, 160128), (133440, 159102), (141424, 150120)]