81068400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{3217}}^1$

素因数の和:3248

約数の個数: 180

約数和(自身を含む): 321619792

約数和(自身を除く): 240551392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1800, 2100, 2520, 2800, 3150, 3217, 3600, 4200, 5040, 6300, 6434, 8400, 9651, 12600, 12868, 16085, 19302, 22519, 25200, 25736, 28953, 32170, 38604, 45038, 48255, 51472, 57906, 64340, 67557, 77208, 80425, 90076, 96510, 112595, 115812, 128680, 135114, 144765, 154416, 160850, 180152, 193020, 202671, 225190, 231624, 241275, 257360, 270228, 289530, 321700, 337785, 360304, 386040, 405342, 450380, 463248, 482550, 540456, 562975, 579060, 643400, 675570, 723825, 772080, 810684, 900760, 965100, 1013355, 1080912, 1125950, 1158120, 1286800, 1351140, 1447650, 1621368, 1688925, 1801520, 1930200, 2026710, 2251900, 2316240, 2702280, 2895300, 3242736, 3377850, 3860400, 4053420, 4503800, 5066775, 5404560, 5790600, 6755700, 8106840, 9007600, 10133550, 11581200, 13511400, 16213680, 20267100, 27022800, 40534200, 81068400]

約数ペア:

[(1, 81068400), (2, 40534200), (3, 27022800), (4, 20267100), (5, 16213680), (6, 13511400), (7, 11581200), (8, 10133550), (9, 9007600), (10, 8106840), (12, 6755700), (14, 5790600), (15, 5404560), (16, 5066775), (18, 4503800), (20, 4053420), (21, 3860400), (24, 3377850), (25, 3242736), (28, 2895300), (30, 2702280), (35, 2316240), (36, 2251900), (40, 2026710), (42, 1930200), (45, 1801520), (48, 1688925), (50, 1621368), (56, 1447650), (60, 1351140), (63, 1286800), (70, 1158120), (72, 1125950), (75, 1080912), (80, 1013355), (84, 965100), (90, 900760), (100, 810684), (105, 772080), (112, 723825), (120, 675570), (126, 643400), (140, 579060), (144, 562975), (150, 540456), (168, 482550), (175, 463248), (180, 450380), (200, 405342), (210, 386040), (225, 360304), (240, 337785), (252, 321700), (280, 289530), (300, 270228), (315, 257360), (336, 241275), (350, 231624), (360, 225190), (400, 202671), (420, 193020), (450, 180152), (504, 160850), (525, 154416), (560, 144765), (600, 135114), (630, 128680), (700, 115812), (720, 112595), (840, 96510), (900, 90076), (1008, 80425), (1050, 77208), (1200, 67557), (1260, 64340), (1400, 57906), (1575, 51472), (1680, 48255), (1800, 45038), (2100, 38604), (2520, 32170), (2800, 28953), (3150, 25736), (3217, 25200), (3600, 22519), (4200, 19302), (5040, 16085), (6300, 12868), (6434, 12600), (8400, 9651)]