864250240

素因数分解:

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

素因数の和:198

約数の個数: 256

約数和(自身を含む): 2506752000

約数和(自身を除く): 1642501760

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, 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, 1372, 1519, 1568, 1715, 1736, 1778, 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, 8128, 8680, 8890, 9920, 10160, 10633, 10976, 12152, 12446, 13720, 13888, 14224, 15190, 15680, 15748, 16256, 17360, 17780, 19685, 19840, 20320, 21266, 21952, 24304, 24892, 27440, 27559, 27776, 28448, 30380, 31115, 31360, 31496, 34720, 35560, 39370, 40640, 42532, 43561, 43904, 48608, 49784, 53165, 54880, 55118, 56896, 60760, 62230, 62992, 69440, 71120, 78740, 81280, 85064, 87122, 97216, 99568, 106330, 109760, 110236, 113792, 121520, 124460, 125984, 137795, 138880, 142240, 157480, 170128, 174244, 192913, 194432, 199136, 212660, 217805, 219520, 220472, 243040, 248920, 251968, 275590, 284480, 314960, 340256, 348488, 385826, 398272, 425320, 435610, 440944, 486080, 497840, 503936, 551180, 568960, 629920, 680512, 696976, 771652, 796544, 850640, 871220, 881888, 964565, 972160, 995680, 1102360, 1259840, 1350391, 1361024, 1393952, 1543304, 1701280, 1742440, 1763776, 1929130, 1991360, 2204720, 2519680, 2700782, 2787904, 3086608, 3402560, 3484880, 3527552, 3858260, 3982720, 4409440, 5401564, 5575808, 6173216, 6751955, 6805120, 6969760, 7716520, 8818880, 10803128, 12346432, 13503910, 13939520, 15433040, 17637760, 21606256, 24692864, 27007820, 27879040, 30866080, 43212512, 54015640, 61732160, 86425024, 108031280, 123464320, 172850048, 216062560, 432125120, 864250240]

約数ペア:

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