20399403648

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 384

約数和(自身を含む): 62388406080

約数和(自身を除く): 41989002432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 43, 48, 52, 58, 64, 78, 86, 87, 96, 104, 113, 116, 128, 129, 156, 172, 174, 192, 208, 226, 232, 258, 312, 339, 344, 348, 377, 384, 416, 452, 464, 516, 559, 624, 678, 688, 696, 754, 832, 841, 904, 928, 1032, 1118, 1131, 1247, 1248, 1356, 1376, 1392, 1469, 1508, 1664, 1677, 1682, 1808, 1856, 2064, 2236, 2262, 2494, 2496, 2523, 2712, 2752, 2784, 2938, 3016, 3277, 3354, 3364, 3616, 3712, 3741, 4128, 4407, 4472, 4524, 4859, 4988, 4992, 5046, 5424, 5504, 5568, 5876, 6032, 6554, 6708, 6728, 7232, 7482, 8256, 8814, 8944, 9048, 9718, 9831, 9976, 10092, 10848, 10933, 11136, 11752, 12064, 13108, 13416, 13456, 14464, 14577, 14964, 16211, 16512, 17628, 17888, 18096, 19436, 19662, 19952, 20184, 21696, 21866, 23504, 24128, 26216, 26832, 26912, 29154, 29928, 32422, 32799, 35256, 35776, 36163, 36192, 38872, 39324, 39904, 40368, 42601, 43392, 43732, 47008, 48256, 48633, 52432, 53664, 53824, 58308, 59856, 63167, 64844, 65598, 70512, 71552, 72326, 72384, 77744, 78648, 79808, 80736, 85202, 87464, 94016, 95033, 97266, 104864, 107328, 107648, 108489, 116616, 119712, 126334, 127803, 129688, 131196, 140911, 141024, 144652, 144768, 155488, 157296, 159616, 161472, 170404, 174928, 188032, 189501, 190066, 194532, 209728, 214656, 216978, 233232, 239424, 252668, 255606, 259376, 262392, 281822, 282048, 285099, 289304, 310976, 314592, 322944, 340808, 349856, 379002, 380132, 389064, 419456, 422733, 433956, 466464, 470119, 478848, 505336, 511212, 518752, 524784, 563644, 564096, 570198, 578608, 621952, 629184, 681616, 699712, 758004, 760264, 778128, 845466, 867912, 932928, 940238, 1010672, 1022424, 1037504, 1049568, 1127288, 1140396, 1157216, 1235429, 1258368, 1363232, 1399424, 1410357, 1516008, 1520528, 1556256, 1690932, 1735824, 1831843, 1865856, 1880476, 2021344, 2044848, 2075008, 2099136, 2254576, 2280792, 2314432, 2470858, 2726464, 2820714, 3032016, 3041056, 3112512, 3381864, 3471648, 3663686, 3706287, 3760952, 4042688, 4086419, 4089696, 4198272, 4509152, 4561584, 4628864, 4941716, 5452928, 5495529, 5641428, 6064032, 6082112, 6225024, 6763728, 6943296, 7327372, 7412574, 7521904, 8085376, 8172838, 8179392, 9018304, 9123168, 9883432, 10991058, 11282856, 12128064, 12164224, 12259257, 13527456, 13886592, 14654744, 14825148, 15043808, 16345676, 16358784, 18036608, 18246336, 19766864, 21982116, 22565712, 24256128, 24518514, 27054912, 29309488, 29650296, 30087616, 32691352, 36492672, 39533728, 43964232, 45131424, 49037028, 53123447, 54109824, 58618976, 59300592, 60175232, 65382704, 79067456, 87928464, 90262848, 98074056, 106246894, 117237952, 118601184, 130765408, 158134912, 159370341, 175856928, 180525696, 196148112, 212493788, 234475904, 237202368, 261530816, 318740682, 351713856, 392296224, 424987576, 474404736, 523061632, 637481364, 703427712, 784592448, 849975152, 1274962728, 1569184896, 1699950304, 2549925456, 3399900608, 5099850912, 6799801216, 10199701824, 20399403648]

約数ペア:

[(1, 20399403648), (2, 10199701824), (3, 6799801216), (4, 5099850912), (6, 3399900608), (8, 2549925456), (12, 1699950304), (13, 1569184896), (16, 1274962728), (24, 849975152), (26, 784592448), (29, 703427712), (32, 637481364), (39, 523061632), (43, 474404736), (48, 424987576), (52, 392296224), (58, 351713856), (64, 318740682), (78, 261530816), (86, 237202368), (87, 234475904), (96, 212493788), (104, 196148112), (113, 180525696), (116, 175856928), (128, 159370341), (129, 158134912), (156, 130765408), (172, 118601184), (174, 117237952), (192, 106246894), (208, 98074056), (226, 90262848), (232, 87928464), (258, 79067456), (312, 65382704), (339, 60175232), (344, 59300592), (348, 58618976), (377, 54109824), (384, 53123447), (416, 49037028), (452, 45131424), (464, 43964232), (516, 39533728), (559, 36492672), (624, 32691352), (678, 30087616), (688, 29650296), (696, 29309488), (754, 27054912), (832, 24518514), (841, 24256128), (904, 22565712), (928, 21982116), (1032, 19766864), (1118, 18246336), (1131, 18036608), (1247, 16358784), (1248, 16345676), (1356, 15043808), (1376, 14825148), (1392, 14654744), (1469, 13886592), (1508, 13527456), (1664, 12259257), (1677, 12164224), (1682, 12128064), (1808, 11282856), (1856, 10991058), (2064, 9883432), (2236, 9123168), (2262, 9018304), (2494, 8179392), (2496, 8172838), (2523, 8085376), (2712, 7521904), (2752, 7412574), (2784, 7327372), (2938, 6943296), (3016, 6763728), (3277, 6225024), (3354, 6082112), (3364, 6064032), (3616, 5641428), (3712, 5495529), (3741, 5452928), (4128, 4941716), (4407, 4628864), (4472, 4561584), (4524, 4509152), (4859, 4198272), (4988, 4089696), (4992, 4086419), (5046, 4042688), (5424, 3760952), (5504, 3706287), (5568, 3663686), (5876, 3471648), (6032, 3381864), (6554, 3112512), (6708, 3041056), (6728, 3032016), (7232, 2820714), (7482, 2726464), (8256, 2470858), (8814, 2314432), (8944, 2280792), (9048, 2254576), (9718, 2099136), (9831, 2075008), (9976, 2044848), (10092, 2021344), (10848, 1880476), (10933, 1865856), (11136, 1831843), (11752, 1735824), (12064, 1690932), (13108, 1556256), (13416, 1520528), (13456, 1516008), (14464, 1410357), (14577, 1399424), (14964, 1363232), (16211, 1258368), (16512, 1235429), (17628, 1157216), (17888, 1140396), (18096, 1127288), (19436, 1049568), (19662, 1037504), (19952, 1022424), (20184, 1010672), (21696, 940238), (21866, 932928), (23504, 867912), (24128, 845466), (26216, 778128), (26832, 760264), (26912, 758004), (29154, 699712), (29928, 681616), (32422, 629184), (32799, 621952), (35256, 578608), (35776, 570198), (36163, 564096), (36192, 563644), (38872, 524784), (39324, 518752), (39904, 511212), (40368, 505336), (42601, 478848), (43392, 470119), (43732, 466464), (47008, 433956), (48256, 422733), (48633, 419456), (52432, 389064), (53664, 380132), (53824, 379002), (58308, 349856), (59856, 340808), (63167, 322944), (64844, 314592), (65598, 310976), (70512, 289304), (71552, 285099), (72326, 282048), (72384, 281822), (77744, 262392), (78648, 259376), (79808, 255606), (80736, 252668), (85202, 239424), (87464, 233232), (94016, 216978), (95033, 214656), (97266, 209728), (104864, 194532), (107328, 190066), (107648, 189501), (108489, 188032), (116616, 174928), (119712, 170404), (126334, 161472), (127803, 159616), (129688, 157296), (131196, 155488), (140911, 144768), (141024, 144652)]