21160726400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8467}}^1$

素因数の和:8573

約数の個数: 192

約数和(自身を含む): 57835762560

約数和(自身を除く): 36675036160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 71, 80, 88, 100, 110, 128, 142, 160, 176, 200, 220, 275, 284, 320, 352, 355, 400, 440, 550, 568, 640, 704, 710, 781, 800, 880, 1100, 1136, 1408, 1420, 1562, 1600, 1760, 1775, 2200, 2272, 2840, 3124, 3200, 3520, 3550, 3905, 4400, 4544, 5680, 6248, 7040, 7100, 7810, 8467, 8800, 9088, 11360, 12496, 14200, 15620, 16934, 17600, 19525, 22720, 24992, 28400, 31240, 33868, 35200, 39050, 42335, 45440, 49984, 56800, 62480, 67736, 78100, 84670, 93137, 99968, 113600, 124960, 135472, 156200, 169340, 186274, 211675, 227200, 249920, 270944, 312400, 338680, 372548, 423350, 465685, 499840, 541888, 601157, 624800, 677360, 745096, 846700, 931370, 1083776, 1202314, 1249600, 1354720, 1490192, 1693400, 1862740, 2328425, 2404628, 2499200, 2709440, 2980384, 3005785, 3386800, 3725480, 4656850, 4809256, 5418880, 5960768, 6011570, 6612727, 6773600, 7450960, 9313700, 9618512, 11921536, 12023140, 13225454, 13547200, 14901920, 15028925, 18627400, 19237024, 24046280, 26450908, 27094400, 29803840, 30057850, 33063635, 37254800, 38474048, 48092560, 52901816, 59607680, 60115700, 66127270, 74509600, 76948096, 96185120, 105803632, 120231400, 132254540, 149019200, 165318175, 192370240, 211607264, 240462800, 264509080, 298038400, 330636350, 384740480, 423214528, 480925600, 529018160, 661272700, 846429056, 961851200, 1058036320, 1322545400, 1923702400, 2116072640, 2645090800, 4232145280, 5290181600, 10580363200, 21160726400]

約数ペア:

[(1, 21160726400), (2, 10580363200), (4, 5290181600), (5, 4232145280), (8, 2645090800), (10, 2116072640), (11, 1923702400), (16, 1322545400), (20, 1058036320), (22, 961851200), (25, 846429056), (32, 661272700), (40, 529018160), (44, 480925600), (50, 423214528), (55, 384740480), (64, 330636350), (71, 298038400), (80, 264509080), (88, 240462800), (100, 211607264), (110, 192370240), (128, 165318175), (142, 149019200), (160, 132254540), (176, 120231400), (200, 105803632), (220, 96185120), (275, 76948096), (284, 74509600), (320, 66127270), (352, 60115700), (355, 59607680), (400, 52901816), (440, 48092560), (550, 38474048), (568, 37254800), (640, 33063635), (704, 30057850), (710, 29803840), (781, 27094400), (800, 26450908), (880, 24046280), (1100, 19237024), (1136, 18627400), (1408, 15028925), (1420, 14901920), (1562, 13547200), (1600, 13225454), (1760, 12023140), (1775, 11921536), (2200, 9618512), (2272, 9313700), (2840, 7450960), (3124, 6773600), (3200, 6612727), (3520, 6011570), (3550, 5960768), (3905, 5418880), (4400, 4809256), (4544, 4656850), (5680, 3725480), (6248, 3386800), (7040, 3005785), (7100, 2980384), (7810, 2709440), (8467, 2499200), (8800, 2404628), (9088, 2328425), (11360, 1862740), (12496, 1693400), (14200, 1490192), (15620, 1354720), (16934, 1249600), (17600, 1202314), (19525, 1083776), (22720, 931370), (24992, 846700), (28400, 745096), (31240, 677360), (33868, 624800), (35200, 601157), (39050, 541888), (42335, 499840), (45440, 465685), (49984, 423350), (56800, 372548), (62480, 338680), (67736, 312400), (78100, 270944), (84670, 249920), (93137, 227200), (99968, 211675), (113600, 186274), (124960, 169340), (135472, 156200)]