83881920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 224

約数和(自身を含む): 289681920

約数和(自身を除く): 205800000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 64, 69, 80, 87, 92, 96, 115, 116, 120, 131, 138, 145, 160, 174, 184, 192, 230, 232, 240, 262, 276, 290, 320, 345, 348, 368, 393, 435, 460, 464, 480, 524, 552, 580, 655, 667, 690, 696, 736, 786, 870, 920, 928, 960, 1048, 1104, 1160, 1310, 1334, 1380, 1392, 1472, 1572, 1740, 1840, 1856, 1965, 2001, 2096, 2208, 2320, 2620, 2668, 2760, 2784, 3013, 3144, 3335, 3480, 3680, 3799, 3930, 4002, 4192, 4416, 4640, 5240, 5336, 5520, 5568, 6026, 6288, 6670, 6960, 7360, 7598, 7860, 8004, 8384, 9039, 9280, 10005, 10480, 10672, 11040, 11397, 12052, 12576, 13340, 13920, 15065, 15196, 15720, 16008, 18078, 18995, 20010, 20960, 21344, 22080, 22794, 24104, 25152, 26680, 27840, 30130, 30392, 31440, 32016, 36156, 37990, 40020, 41920, 42688, 45195, 45588, 48208, 53360, 56985, 60260, 60784, 62880, 64032, 72312, 75980, 80040, 87377, 90390, 91176, 96416, 106720, 113970, 120520, 121568, 125760, 128064, 144624, 151960, 160080, 174754, 180780, 182352, 192832, 213440, 227940, 241040, 243136, 262131, 289248, 303920, 320160, 349508, 361560, 364704, 436885, 455880, 482080, 524262, 578496, 607840, 640320, 699016, 723120, 729408, 873770, 911760, 964160, 1048524, 1215680, 1310655, 1398032, 1446240, 1747540, 1823520, 2097048, 2621310, 2796064, 2892480, 3495080, 3647040, 4194096, 5242620, 5592128, 6990160, 8388192, 10485240, 13980320, 16776384, 20970480, 27960640, 41940960, 83881920]

約数ペア:

[(1, 83881920), (2, 41940960), (3, 27960640), (4, 20970480), (5, 16776384), (6, 13980320), (8, 10485240), (10, 8388192), (12, 6990160), (15, 5592128), (16, 5242620), (20, 4194096), (23, 3647040), (24, 3495080), (29, 2892480), (30, 2796064), (32, 2621310), (40, 2097048), (46, 1823520), (48, 1747540), (58, 1446240), (60, 1398032), (64, 1310655), (69, 1215680), (80, 1048524), (87, 964160), (92, 911760), (96, 873770), (115, 729408), (116, 723120), (120, 699016), (131, 640320), (138, 607840), (145, 578496), (160, 524262), (174, 482080), (184, 455880), (192, 436885), (230, 364704), (232, 361560), (240, 349508), (262, 320160), (276, 303920), (290, 289248), (320, 262131), (345, 243136), (348, 241040), (368, 227940), (393, 213440), (435, 192832), (460, 182352), (464, 180780), (480, 174754), (524, 160080), (552, 151960), (580, 144624), (655, 128064), (667, 125760), (690, 121568), (696, 120520), (736, 113970), (786, 106720), (870, 96416), (920, 91176), (928, 90390), (960, 87377), (1048, 80040), (1104, 75980), (1160, 72312), (1310, 64032), (1334, 62880), (1380, 60784), (1392, 60260), (1472, 56985), (1572, 53360), (1740, 48208), (1840, 45588), (1856, 45195), (1965, 42688), (2001, 41920), (2096, 40020), (2208, 37990), (2320, 36156), (2620, 32016), (2668, 31440), (2760, 30392), (2784, 30130), (3013, 27840), (3144, 26680), (3335, 25152), (3480, 24104), (3680, 22794), (3799, 22080), (3930, 21344), (4002, 20960), (4192, 20010), (4416, 18995), (4640, 18078), (5240, 16008), (5336, 15720), (5520, 15196), (5568, 15065), (6026, 13920), (6288, 13340), (6670, 12576), (6960, 12052), (7360, 11397), (7598, 11040), (7860, 10672), (8004, 10480), (8384, 10005), (9039, 9280)]