531614720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:215

約数の個数: 264

約数和(自身を含む): 1607369904

約数和(自身を除く): 1075755184

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 163, 182, 196, 208, 224, 245, 256, 260, 280, 320, 326, 364, 392, 416, 448, 455, 490, 512, 520, 560, 637, 640, 652, 728, 784, 815, 832, 896, 910, 980, 1024, 1040, 1120, 1141, 1274, 1280, 1304, 1456, 1568, 1630, 1664, 1792, 1820, 1960, 2080, 2119, 2240, 2282, 2548, 2560, 2608, 2912, 3136, 3185, 3260, 3328, 3584, 3640, 3920, 4160, 4238, 4480, 4564, 5096, 5120, 5216, 5705, 5824, 6272, 6370, 6520, 6656, 7168, 7280, 7840, 7987, 8320, 8476, 8960, 9128, 10192, 10432, 10595, 11410, 11648, 12544, 12740, 13040, 13312, 14560, 14833, 15680, 15974, 16640, 16952, 17920, 18256, 20384, 20864, 21190, 22820, 23296, 25088, 25480, 26080, 29120, 29666, 31360, 31948, 33280, 33904, 35840, 36512, 39935, 40768, 41728, 42380, 45640, 46592, 50176, 50960, 52160, 58240, 59332, 62720, 63896, 66560, 67808, 73024, 74165, 79870, 81536, 83456, 84760, 91280, 93184, 101920, 103831, 104320, 116480, 118664, 125440, 127792, 135616, 146048, 148330, 159740, 163072, 166912, 169520, 182560, 203840, 207662, 208640, 232960, 237328, 250880, 255584, 271232, 292096, 296660, 319480, 326144, 339040, 365120, 407680, 415324, 417280, 465920, 474656, 511168, 519155, 542464, 584192, 593320, 638960, 652288, 678080, 730240, 815360, 830648, 834560, 949312, 1022336, 1038310, 1084928, 1168384, 1186640, 1277920, 1356160, 1460480, 1630720, 1661296, 1898624, 2044672, 2076620, 2169856, 2373280, 2555840, 2712320, 2920960, 3261440, 3322592, 3797248, 4089344, 4153240, 4746560, 5111680, 5424640, 5841920, 6645184, 7594496, 8178688, 8306480, 9493120, 10223360, 10849280, 13290368, 15188992, 16612960, 18986240, 20446720, 26580736, 33225920, 37972480, 40893440, 53161472, 66451840, 75944960, 106322944, 132903680, 265807360, 531614720]

約数ペア:

[(1, 531614720), (2, 265807360), (4, 132903680), (5, 106322944), (7, 75944960), (8, 66451840), (10, 53161472), (13, 40893440), (14, 37972480), (16, 33225920), (20, 26580736), (26, 20446720), (28, 18986240), (32, 16612960), (35, 15188992), (40, 13290368), (49, 10849280), (52, 10223360), (56, 9493120), (64, 8306480), (65, 8178688), (70, 7594496), (80, 6645184), (91, 5841920), (98, 5424640), (104, 5111680), (112, 4746560), (128, 4153240), (130, 4089344), (140, 3797248), (160, 3322592), (163, 3261440), (182, 2920960), (196, 2712320), (208, 2555840), (224, 2373280), (245, 2169856), (256, 2076620), (260, 2044672), (280, 1898624), (320, 1661296), (326, 1630720), (364, 1460480), (392, 1356160), (416, 1277920), (448, 1186640), (455, 1168384), (490, 1084928), (512, 1038310), (520, 1022336), (560, 949312), (637, 834560), (640, 830648), (652, 815360), (728, 730240), (784, 678080), (815, 652288), (832, 638960), (896, 593320), (910, 584192), (980, 542464), (1024, 519155), (1040, 511168), (1120, 474656), (1141, 465920), (1274, 417280), (1280, 415324), (1304, 407680), (1456, 365120), (1568, 339040), (1630, 326144), (1664, 319480), (1792, 296660), (1820, 292096), (1960, 271232), (2080, 255584), (2119, 250880), (2240, 237328), (2282, 232960), (2548, 208640), (2560, 207662), (2608, 203840), (2912, 182560), (3136, 169520), (3185, 166912), (3260, 163072), (3328, 159740), (3584, 148330), (3640, 146048), (3920, 135616), (4160, 127792), (4238, 125440), (4480, 118664), (4564, 116480), (5096, 104320), (5120, 103831), (5216, 101920), (5705, 93184), (5824, 91280), (6272, 84760), (6370, 83456), (6520, 81536), (6656, 79870), (7168, 74165), (7280, 73024), (7840, 67808), (7987, 66560), (8320, 63896), (8476, 62720), (8960, 59332), (9128, 58240), (10192, 52160), (10432, 50960), (10595, 50176), (11410, 46592), (11648, 45640), (12544, 42380), (12740, 41728), (13040, 40768), (13312, 39935), (14560, 36512), (14833, 35840), (15680, 33904), (15974, 33280), (16640, 31948), (16952, 31360), (17920, 29666), (18256, 29120), (20384, 26080), (20864, 25480), (21190, 25088), (22820, 23296)]