987714560

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 264

約数和(自身を含む): 2867503104

約数和(自身を除く): 1879788544

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, 392, 434, 448, 490, 496, 508, 512, 560, 620, 635, 640, 784, 868, 889, 896, 980, 992, 1016, 1024, 1085, 1120, 1240, 1270, 1280, 1519, 1568, 1736, 1778, 1792, 1960, 1984, 2032, 2170, 2240, 2480, 2540, 2560, 3038, 3136, 3472, 3556, 3584, 3920, 3937, 3968, 4064, 4340, 4445, 4480, 4960, 5080, 5120, 6076, 6223, 6272, 6944, 7112, 7168, 7595, 7840, 7874, 7936, 8128, 8680, 8890, 8960, 9920, 10160, 12152, 12446, 12544, 13888, 14224, 15190, 15680, 15748, 15872, 16256, 17360, 17780, 17920, 19685, 19840, 20320, 24304, 24892, 25088, 27559, 27776, 28448, 30380, 31115, 31360, 31496, 31744, 32512, 34720, 35560, 35840, 39370, 39680, 40640, 48608, 49784, 50176, 55118, 55552, 56896, 60760, 62230, 62720, 62992, 65024, 69440, 71120, 78740, 79360, 81280, 97216, 99568, 110236, 111104, 113792, 121520, 124460, 125440, 125984, 130048, 137795, 138880, 142240, 157480, 158720, 162560, 192913, 194432, 199136, 220472, 222208, 227584, 243040, 248920, 250880, 251968, 275590, 277760, 284480, 314960, 325120, 385826, 388864, 398272, 440944, 455168, 486080, 497840, 503936, 551180, 555520, 568960, 629920, 650240, 771652, 777728, 796544, 881888, 910336, 964565, 972160, 995680, 1007872, 1102360, 1111040, 1137920, 1259840, 1543304, 1555456, 1593088, 1763776, 1929130, 1944320, 1991360, 2015744, 2204720, 2275840, 2519680, 3086608, 3186176, 3527552, 3858260, 3888640, 3982720, 4031488, 4409440, 4551680, 5039360, 6173216, 6372352, 7055104, 7716520, 7777280, 7965440, 8818880, 10078720, 12346432, 14110208, 15433040, 15930880, 17637760, 20157440, 24692864, 28220416, 30866080, 31861760, 35275520, 49385728, 61732160, 70551040, 98771456, 123464320, 141102080, 197542912, 246928640, 493857280, 987714560]

約数ペア:

[(1, 987714560), (2, 493857280), (4, 246928640), (5, 197542912), (7, 141102080), (8, 123464320), (10, 98771456), (14, 70551040), (16, 61732160), (20, 49385728), (28, 35275520), (31, 31861760), (32, 30866080), (35, 28220416), (40, 24692864), (49, 20157440), (56, 17637760), (62, 15930880), (64, 15433040), (70, 14110208), (80, 12346432), (98, 10078720), (112, 8818880), (124, 7965440), (127, 7777280), (128, 7716520), (140, 7055104), (155, 6372352), (160, 6173216), (196, 5039360), (217, 4551680), (224, 4409440), (245, 4031488), (248, 3982720), (254, 3888640), (256, 3858260), (280, 3527552), (310, 3186176), (320, 3086608), (392, 2519680), (434, 2275840), (448, 2204720), (490, 2015744), (496, 1991360), (508, 1944320), (512, 1929130), (560, 1763776), (620, 1593088), (635, 1555456), (640, 1543304), (784, 1259840), (868, 1137920), (889, 1111040), (896, 1102360), (980, 1007872), (992, 995680), (1016, 972160), (1024, 964565), (1085, 910336), (1120, 881888), (1240, 796544), (1270, 777728), (1280, 771652), (1519, 650240), (1568, 629920), (1736, 568960), (1778, 555520), (1792, 551180), (1960, 503936), (1984, 497840), (2032, 486080), (2170, 455168), (2240, 440944), (2480, 398272), (2540, 388864), (2560, 385826), (3038, 325120), (3136, 314960), (3472, 284480), (3556, 277760), (3584, 275590), (3920, 251968), (3937, 250880), (3968, 248920), (4064, 243040), (4340, 227584), (4445, 222208), (4480, 220472), (4960, 199136), (5080, 194432), (5120, 192913), (6076, 162560), (6223, 158720), (6272, 157480), (6944, 142240), (7112, 138880), (7168, 137795), (7595, 130048), (7840, 125984), (7874, 125440), (7936, 124460), (8128, 121520), (8680, 113792), (8890, 111104), (8960, 110236), (9920, 99568), (10160, 97216), (12152, 81280), (12446, 79360), (12544, 78740), (13888, 71120), (14224, 69440), (15190, 65024), (15680, 62992), (15748, 62720), (15872, 62230), (16256, 60760), (17360, 56896), (17780, 55552), (17920, 55118), (19685, 50176), (19840, 49784), (20320, 48608), (24304, 40640), (24892, 39680), (25088, 39370), (27559, 35840), (27776, 35560), (28448, 34720), (30380, 32512), (31115, 31744), (31360, 31496)]