20267209920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{8123}}^1$

素因数の和:8279

約数の個数: 224

約数和(自身を含む): 67748700672

約数和(自身を除く): 47481490752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 113, 115, 120, 138, 160, 184, 192, 226, 230, 240, 276, 320, 339, 345, 368, 452, 460, 480, 552, 565, 678, 690, 736, 904, 920, 960, 1104, 1130, 1356, 1380, 1472, 1695, 1808, 1840, 2208, 2260, 2599, 2712, 2760, 3390, 3616, 3680, 4416, 4520, 5198, 5424, 5520, 6780, 7232, 7360, 7797, 8123, 9040, 10396, 10848, 11040, 12995, 13560, 15594, 16246, 18080, 20792, 21696, 22080, 24369, 25990, 27120, 31188, 32492, 36160, 38985, 40615, 41584, 48738, 51980, 54240, 62376, 64984, 77970, 81230, 83168, 97476, 103960, 108480, 121845, 124752, 129968, 155940, 162460, 166336, 186829, 194952, 207920, 243690, 249504, 259936, 311880, 324920, 373658, 389904, 415840, 487380, 499008, 519872, 560487, 623760, 649840, 747316, 779808, 831680, 917899, 934145, 974760, 1120974, 1247520, 1299680, 1494632, 1559616, 1835798, 1868290, 1949520, 2241948, 2495040, 2599360, 2753697, 2802435, 2989264, 3671596, 3736580, 3899040, 4483896, 4589495, 5507394, 5604870, 5978528, 7343192, 7473160, 7798080, 8967792, 9178990, 11014788, 11209740, 11957056, 13768485, 14686384, 14946320, 17935584, 18357980, 21111677, 22029576, 22419480, 27536970, 29372768, 29892640, 35871168, 36715960, 42223354, 44059152, 44838960, 55073940, 58745536, 59785280, 63335031, 73431920, 84446708, 88118304, 89677920, 105558385, 110147880, 126670062, 146863840, 168893416, 176236608, 179355840, 211116770, 220295760, 253340124, 293727680, 316675155, 337786832, 422233540, 440591520, 506680248, 633350310, 675573664, 844467080, 881183040, 1013360496, 1266700620, 1351147328, 1688934160, 2026720992, 2533401240, 3377868320, 4053441984, 5066802480, 6755736640, 10133604960, 20267209920]

約数ペア:

[(1, 20267209920), (2, 10133604960), (3, 6755736640), (4, 5066802480), (5, 4053441984), (6, 3377868320), (8, 2533401240), (10, 2026720992), (12, 1688934160), (15, 1351147328), (16, 1266700620), (20, 1013360496), (23, 881183040), (24, 844467080), (30, 675573664), (32, 633350310), (40, 506680248), (46, 440591520), (48, 422233540), (60, 337786832), (64, 316675155), (69, 293727680), (80, 253340124), (92, 220295760), (96, 211116770), (113, 179355840), (115, 176236608), (120, 168893416), (138, 146863840), (160, 126670062), (184, 110147880), (192, 105558385), (226, 89677920), (230, 88118304), (240, 84446708), (276, 73431920), (320, 63335031), (339, 59785280), (345, 58745536), (368, 55073940), (452, 44838960), (460, 44059152), (480, 42223354), (552, 36715960), (565, 35871168), (678, 29892640), (690, 29372768), (736, 27536970), (904, 22419480), (920, 22029576), (960, 21111677), (1104, 18357980), (1130, 17935584), (1356, 14946320), (1380, 14686384), (1472, 13768485), (1695, 11957056), (1808, 11209740), (1840, 11014788), (2208, 9178990), (2260, 8967792), (2599, 7798080), (2712, 7473160), (2760, 7343192), (3390, 5978528), (3616, 5604870), (3680, 5507394), (4416, 4589495), (4520, 4483896), (5198, 3899040), (5424, 3736580), (5520, 3671596), (6780, 2989264), (7232, 2802435), (7360, 2753697), (7797, 2599360), (8123, 2495040), (9040, 2241948), (10396, 1949520), (10848, 1868290), (11040, 1835798), (12995, 1559616), (13560, 1494632), (15594, 1299680), (16246, 1247520), (18080, 1120974), (20792, 974760), (21696, 934145), (22080, 917899), (24369, 831680), (25990, 779808), (27120, 747316), (31188, 649840), (32492, 623760), (36160, 560487), (38985, 519872), (40615, 499008), (41584, 487380), (48738, 415840), (51980, 389904), (54240, 373658), (62376, 324920), (64984, 311880), (77970, 259936), (81230, 249504), (83168, 243690), (97476, 207920), (103960, 194952), (108480, 186829), (121845, 166336), (124752, 162460), (129968, 155940)]