21642664960

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:627

約数の個数: 264

約数和(自身を含む): 60805627344

約数和(自身を除く): 39162962384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 281, 307, 320, 392, 448, 490, 512, 560, 562, 614, 640, 784, 896, 980, 1024, 1120, 1124, 1228, 1280, 1405, 1535, 1568, 1792, 1960, 1967, 2149, 2240, 2248, 2456, 2560, 2810, 3070, 3136, 3584, 3920, 3934, 4298, 4480, 4496, 4912, 5120, 5620, 6140, 6272, 7168, 7840, 7868, 8596, 8960, 8992, 9824, 9835, 10745, 11240, 12280, 12544, 13769, 15043, 15680, 15736, 17192, 17920, 17984, 19648, 19670, 21490, 22480, 24560, 25088, 27538, 30086, 31360, 31472, 34384, 35840, 35968, 39296, 39340, 42980, 44960, 49120, 50176, 55076, 60172, 62720, 62944, 68768, 68845, 71936, 75215, 78592, 78680, 85960, 86267, 89920, 98240, 110152, 120344, 125440, 125888, 137536, 137690, 143872, 150430, 157184, 157360, 171920, 172534, 179840, 196480, 220304, 240688, 250880, 251776, 275072, 275380, 287744, 300860, 314368, 314720, 343840, 345068, 359680, 392960, 431335, 440608, 481376, 503552, 550144, 550760, 601720, 603869, 629440, 687680, 690136, 719360, 785920, 862670, 881216, 962752, 1007104, 1100288, 1101520, 1203440, 1207738, 1258880, 1375360, 1380272, 1438720, 1571840, 1725340, 1762432, 1925504, 2014208, 2200576, 2203040, 2406880, 2415476, 2517760, 2750720, 2760544, 3019345, 3450680, 3524864, 3851008, 4227083, 4406080, 4813760, 4830952, 5035520, 5501440, 5521088, 6038690, 6901360, 7049728, 7702016, 8454166, 8812160, 9627520, 9661904, 10071040, 11002880, 11042176, 12077380, 13802720, 14099456, 15404032, 16908332, 17624320, 19255040, 19323808, 21135415, 22084352, 24154760, 27605440, 33816664, 35248640, 38510080, 38647616, 42270830, 44168704, 48309520, 55210880, 67633328, 70497280, 77020160, 77295232, 84541660, 88337408, 96619040, 110421760, 135266656, 154590464, 169083320, 193238080, 220843520, 270533312, 309180928, 338166640, 386476160, 441687040, 541066624, 618361856, 676333280, 772952320, 1082133248, 1352666560, 1545904640, 2164266496, 2705333120, 3091809280, 4328532992, 5410666240, 10821332480, 21642664960]

約数ペア:

[(1, 21642664960), (2, 10821332480), (4, 5410666240), (5, 4328532992), (7, 3091809280), (8, 2705333120), (10, 2164266496), (14, 1545904640), (16, 1352666560), (20, 1082133248), (28, 772952320), (32, 676333280), (35, 618361856), (40, 541066624), (49, 441687040), (56, 386476160), (64, 338166640), (70, 309180928), (80, 270533312), (98, 220843520), (112, 193238080), (128, 169083320), (140, 154590464), (160, 135266656), (196, 110421760), (224, 96619040), (245, 88337408), (256, 84541660), (280, 77295232), (281, 77020160), (307, 70497280), (320, 67633328), (392, 55210880), (448, 48309520), (490, 44168704), (512, 42270830), (560, 38647616), (562, 38510080), (614, 35248640), (640, 33816664), (784, 27605440), (896, 24154760), (980, 22084352), (1024, 21135415), (1120, 19323808), (1124, 19255040), (1228, 17624320), (1280, 16908332), (1405, 15404032), (1535, 14099456), (1568, 13802720), (1792, 12077380), (1960, 11042176), (1967, 11002880), (2149, 10071040), (2240, 9661904), (2248, 9627520), (2456, 8812160), (2560, 8454166), (2810, 7702016), (3070, 7049728), (3136, 6901360), (3584, 6038690), (3920, 5521088), (3934, 5501440), (4298, 5035520), (4480, 4830952), (4496, 4813760), (4912, 4406080), (5120, 4227083), (5620, 3851008), (6140, 3524864), (6272, 3450680), (7168, 3019345), (7840, 2760544), (7868, 2750720), (8596, 2517760), (8960, 2415476), (8992, 2406880), (9824, 2203040), (9835, 2200576), (10745, 2014208), (11240, 1925504), (12280, 1762432), (12544, 1725340), (13769, 1571840), (15043, 1438720), (15680, 1380272), (15736, 1375360), (17192, 1258880), (17920, 1207738), (17984, 1203440), (19648, 1101520), (19670, 1100288), (21490, 1007104), (22480, 962752), (24560, 881216), (25088, 862670), (27538, 785920), (30086, 719360), (31360, 690136), (31472, 687680), (34384, 629440), (35840, 603869), (35968, 601720), (39296, 550760), (39340, 550144), (42980, 503552), (44960, 481376), (49120, 440608), (50176, 431335), (55076, 392960), (60172, 359680), (62720, 345068), (62944, 343840), (68768, 314720), (68845, 314368), (71936, 300860), (75215, 287744), (78592, 275380), (78680, 275072), (85960, 251776), (86267, 250880), (89920, 240688), (98240, 220304), (110152, 196480), (120344, 179840), (125440, 172534), (125888, 171920), (137536, 157360), (137690, 157184), (143872, 150430)]