28700907200

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{7789}}^1$

素因数の和:7872

約数の個数: 252

約数和(自身を含む): 83911013280

約数和(自身を除く): 55210106080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 49, 50, 56, 64, 70, 80, 94, 98, 100, 112, 140, 160, 175, 188, 196, 200, 224, 235, 245, 280, 320, 329, 350, 376, 392, 400, 448, 470, 490, 560, 658, 700, 752, 784, 800, 940, 980, 1120, 1175, 1225, 1316, 1400, 1504, 1568, 1600, 1645, 1880, 1960, 2240, 2303, 2350, 2450, 2632, 2800, 3008, 3136, 3290, 3760, 3920, 4606, 4700, 4900, 5264, 5600, 6580, 7520, 7789, 7840, 8225, 9212, 9400, 9800, 10528, 11200, 11515, 13160, 15040, 15578, 15680, 16450, 18424, 18800, 19600, 21056, 23030, 26320, 31156, 32900, 36848, 37600, 38945, 39200, 46060, 52640, 54523, 57575, 62312, 65800, 73696, 75200, 77890, 78400, 92120, 105280, 109046, 115150, 124624, 131600, 147392, 155780, 184240, 194725, 218092, 230300, 249248, 263200, 272615, 311560, 366083, 368480, 381661, 389450, 436184, 460600, 498496, 526400, 545230, 623120, 732166, 736960, 763322, 778900, 872368, 921200, 1090460, 1246240, 1363075, 1464332, 1526644, 1557800, 1744736, 1830415, 1842400, 1908305, 2180920, 2492480, 2562581, 2726150, 2928664, 3053288, 3115600, 3489472, 3660830, 3684800, 3816610, 4361840, 5125162, 5452300, 5857328, 6106576, 6231200, 7321660, 7633220, 8723680, 9152075, 9541525, 10250324, 10904600, 11714656, 12213152, 12462400, 12812905, 14643320, 15266440, 17447360, 17938067, 18304150, 19083050, 20500648, 21809200, 23429312, 24426304, 25625810, 29286640, 30532880, 35876134, 36608300, 38166100, 41001296, 43618400, 51251620, 58573280, 61065760, 64064525, 71752268, 73216600, 76332200, 82002592, 87236800, 89690335, 102503240, 117146560, 122131520, 128129050, 143504536, 146433200, 152664400, 164005184, 179380670, 205006480, 256258100, 287009072, 292866400, 305328800, 358761340, 410012960, 448451675, 512516200, 574018144, 585732800, 610657600, 717522680, 820025920, 896903350, 1025032400, 1148036288, 1435045360, 1793806700, 2050064800, 2870090720, 3587613400, 4100129600, 5740181440, 7175226800, 14350453600, 28700907200]

約数ペア:

[(1, 28700907200), (2, 14350453600), (4, 7175226800), (5, 5740181440), (7, 4100129600), (8, 3587613400), (10, 2870090720), (14, 2050064800), (16, 1793806700), (20, 1435045360), (25, 1148036288), (28, 1025032400), (32, 896903350), (35, 820025920), (40, 717522680), (47, 610657600), (49, 585732800), (50, 574018144), (56, 512516200), (64, 448451675), (70, 410012960), (80, 358761340), (94, 305328800), (98, 292866400), (100, 287009072), (112, 256258100), (140, 205006480), (160, 179380670), (175, 164005184), (188, 152664400), (196, 146433200), (200, 143504536), (224, 128129050), (235, 122131520), (245, 117146560), (280, 102503240), (320, 89690335), (329, 87236800), (350, 82002592), (376, 76332200), (392, 73216600), (400, 71752268), (448, 64064525), (470, 61065760), (490, 58573280), (560, 51251620), (658, 43618400), (700, 41001296), (752, 38166100), (784, 36608300), (800, 35876134), (940, 30532880), (980, 29286640), (1120, 25625810), (1175, 24426304), (1225, 23429312), (1316, 21809200), (1400, 20500648), (1504, 19083050), (1568, 18304150), (1600, 17938067), (1645, 17447360), (1880, 15266440), (1960, 14643320), (2240, 12812905), (2303, 12462400), (2350, 12213152), (2450, 11714656), (2632, 10904600), (2800, 10250324), (3008, 9541525), (3136, 9152075), (3290, 8723680), (3760, 7633220), (3920, 7321660), (4606, 6231200), (4700, 6106576), (4900, 5857328), (5264, 5452300), (5600, 5125162), (6580, 4361840), (7520, 3816610), (7789, 3684800), (7840, 3660830), (8225, 3489472), (9212, 3115600), (9400, 3053288), (9800, 2928664), (10528, 2726150), (11200, 2562581), (11515, 2492480), (13160, 2180920), (15040, 1908305), (15578, 1842400), (15680, 1830415), (16450, 1744736), (18424, 1557800), (18800, 1526644), (19600, 1464332), (21056, 1363075), (23030, 1246240), (26320, 1090460), (31156, 921200), (32900, 872368), (36848, 778900), (37600, 763322), (38945, 736960), (39200, 732166), (46060, 623120), (52640, 545230), (54523, 526400), (57575, 498496), (62312, 460600), (65800, 436184), (73696, 389450), (75200, 381661), (77890, 368480), (78400, 366083), (92120, 311560), (105280, 272615), (109046, 263200), (115150, 249248), (124624, 230300), (131600, 218092), (147392, 194725), (155780, 184240)]