1728500480

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 288

約数和(自身を含む): 5023334400

約数和(自身を除く): 3294833920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 127, 128, 140, 155, 160, 196, 217, 224, 245, 248, 254, 256, 280, 310, 320, 343, 392, 434, 448, 490, 496, 508, 560, 620, 635, 640, 686, 784, 868, 889, 896, 980, 992, 1016, 1085, 1120, 1240, 1270, 1280, 1372, 1519, 1568, 1715, 1736, 1778, 1792, 1960, 1984, 2032, 2170, 2240, 2480, 2540, 2744, 3038, 3136, 3430, 3472, 3556, 3920, 3937, 3968, 4064, 4340, 4445, 4480, 4960, 5080, 5488, 6076, 6223, 6272, 6860, 6944, 7112, 7595, 7840, 7874, 7936, 8128, 8680, 8890, 8960, 9920, 10160, 10633, 10976, 12152, 12446, 12544, 13720, 13888, 14224, 15190, 15680, 15748, 16256, 17360, 17780, 19685, 19840, 20320, 21266, 21952, 24304, 24892, 27440, 27559, 27776, 28448, 30380, 31115, 31360, 31496, 32512, 34720, 35560, 39370, 39680, 40640, 42532, 43561, 43904, 48608, 49784, 53165, 54880, 55118, 55552, 56896, 60760, 62230, 62720, 62992, 69440, 71120, 78740, 81280, 85064, 87122, 87808, 97216, 99568, 106330, 109760, 110236, 113792, 121520, 124460, 125984, 137795, 138880, 142240, 157480, 162560, 170128, 174244, 192913, 194432, 199136, 212660, 217805, 219520, 220472, 227584, 243040, 248920, 251968, 275590, 277760, 284480, 314960, 340256, 348488, 385826, 388864, 398272, 425320, 435610, 439040, 440944, 486080, 497840, 503936, 551180, 568960, 629920, 680512, 696976, 771652, 796544, 850640, 871220, 881888, 964565, 972160, 995680, 1007872, 1102360, 1137920, 1259840, 1350391, 1361024, 1393952, 1543304, 1593088, 1701280, 1742440, 1763776, 1929130, 1944320, 1991360, 2204720, 2519680, 2700782, 2722048, 2787904, 3086608, 3402560, 3484880, 3527552, 3858260, 3982720, 4409440, 5039360, 5401564, 5575808, 6173216, 6751955, 6805120, 6969760, 7055104, 7716520, 7965440, 8818880, 10803128, 11151616, 12346432, 13503910, 13610240, 13939520, 15433040, 17637760, 21606256, 24692864, 27007820, 27879040, 30866080, 35275520, 43212512, 49385728, 54015640, 55758080, 61732160, 86425024, 108031280, 123464320, 172850048, 216062560, 246928640, 345700096, 432125120, 864250240, 1728500480]

約数ペア:

[(1, 1728500480), (2, 864250240), (4, 432125120), (5, 345700096), (7, 246928640), (8, 216062560), (10, 172850048), (14, 123464320), (16, 108031280), (20, 86425024), (28, 61732160), (31, 55758080), (32, 54015640), (35, 49385728), (40, 43212512), (49, 35275520), (56, 30866080), (62, 27879040), (64, 27007820), (70, 24692864), (80, 21606256), (98, 17637760), (112, 15433040), (124, 13939520), (127, 13610240), (128, 13503910), (140, 12346432), (155, 11151616), (160, 10803128), (196, 8818880), (217, 7965440), (224, 7716520), (245, 7055104), (248, 6969760), (254, 6805120), (256, 6751955), (280, 6173216), (310, 5575808), (320, 5401564), (343, 5039360), (392, 4409440), (434, 3982720), (448, 3858260), (490, 3527552), (496, 3484880), (508, 3402560), (560, 3086608), (620, 2787904), (635, 2722048), (640, 2700782), (686, 2519680), (784, 2204720), (868, 1991360), (889, 1944320), (896, 1929130), (980, 1763776), (992, 1742440), (1016, 1701280), (1085, 1593088), (1120, 1543304), (1240, 1393952), (1270, 1361024), (1280, 1350391), (1372, 1259840), (1519, 1137920), (1568, 1102360), (1715, 1007872), (1736, 995680), (1778, 972160), (1792, 964565), (1960, 881888), (1984, 871220), (2032, 850640), (2170, 796544), (2240, 771652), (2480, 696976), (2540, 680512), (2744, 629920), (3038, 568960), (3136, 551180), (3430, 503936), (3472, 497840), (3556, 486080), (3920, 440944), (3937, 439040), (3968, 435610), (4064, 425320), (4340, 398272), (4445, 388864), (4480, 385826), (4960, 348488), (5080, 340256), (5488, 314960), (6076, 284480), (6223, 277760), (6272, 275590), (6860, 251968), (6944, 248920), (7112, 243040), (7595, 227584), (7840, 220472), (7874, 219520), (7936, 217805), (8128, 212660), (8680, 199136), (8890, 194432), (8960, 192913), (9920, 174244), (10160, 170128), (10633, 162560), (10976, 157480), (12152, 142240), (12446, 138880), (12544, 137795), (13720, 125984), (13888, 124460), (14224, 121520), (15190, 113792), (15680, 110236), (15748, 109760), (16256, 106330), (17360, 99568), (17780, 97216), (19685, 87808), (19840, 87122), (20320, 85064), (21266, 81280), (21952, 78740), (24304, 71120), (24892, 69440), (27440, 62992), (27559, 62720), (27776, 62230), (28448, 60760), (30380, 56896), (31115, 55552), (31360, 55118), (31496, 54880), (32512, 53165), (34720, 49784), (35560, 48608), (39370, 43904), (39680, 43561), (40640, 42532)]