851570720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 288

約数和(自身を含む): 2722688640

約数和(自身を除く): 1871117920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 169, 176, 182, 208, 220, 224, 260, 280, 286, 308, 338, 352, 364, 385, 409, 416, 440, 455, 520, 560, 572, 616, 676, 715, 728, 770, 818, 845, 880, 910, 1001, 1040, 1120, 1144, 1183, 1232, 1352, 1430, 1456, 1540, 1636, 1690, 1760, 1820, 1859, 2002, 2045, 2080, 2288, 2366, 2464, 2704, 2860, 2863, 2912, 3080, 3272, 3380, 3640, 3718, 4004, 4090, 4499, 4576, 4732, 5005, 5317, 5408, 5720, 5726, 5915, 6160, 6544, 6760, 7280, 7436, 8008, 8180, 8998, 9295, 9464, 10010, 10634, 11440, 11452, 11830, 12320, 13013, 13088, 13520, 14315, 14560, 14872, 16016, 16360, 17996, 18590, 18928, 20020, 21268, 22495, 22880, 22904, 23660, 26026, 26585, 27040, 28630, 29744, 31493, 32032, 32720, 35992, 37180, 37219, 37856, 40040, 42536, 44990, 45808, 47320, 52052, 53170, 57260, 58487, 59488, 62986, 65065, 65440, 69121, 71984, 74360, 74438, 80080, 85072, 89980, 91616, 94640, 104104, 106340, 114520, 116974, 125972, 130130, 138242, 143968, 148720, 148876, 157465, 160160, 170144, 179960, 186095, 189280, 208208, 212680, 229040, 233948, 251944, 260260, 276484, 292435, 297440, 297752, 314930, 345605, 359920, 372190, 409409, 416416, 425360, 458080, 467896, 483847, 503888, 520520, 552968, 584870, 595504, 629860, 691210, 719840, 744380, 760331, 818818, 850720, 935792, 967694, 1007776, 1041040, 1105936, 1169740, 1191008, 1259720, 1382420, 1488760, 1520662, 1637636, 1871584, 1935388, 2047045, 2082080, 2211872, 2339480, 2419235, 2519440, 2764840, 2977520, 3041324, 3275272, 3801655, 3870776, 4094090, 4678960, 4838470, 5038880, 5322317, 5529680, 5955040, 6082648, 6550544, 7603310, 7741552, 8188180, 9357920, 9676940, 10644634, 11059360, 12165296, 13101088, 15206620, 15483104, 16376360, 19353880, 21289268, 24330592, 26611585, 30413240, 32752720, 38707760, 42578536, 53223170, 60826480, 65505440, 77415520, 85157072, 106446340, 121652960, 170314144, 212892680, 425785360, 851570720]

約数ペア:

[(1, 851570720), (2, 425785360), (4, 212892680), (5, 170314144), (7, 121652960), (8, 106446340), (10, 85157072), (11, 77415520), (13, 65505440), (14, 60826480), (16, 53223170), (20, 42578536), (22, 38707760), (26, 32752720), (28, 30413240), (32, 26611585), (35, 24330592), (40, 21289268), (44, 19353880), (52, 16376360), (55, 15483104), (56, 15206620), (65, 13101088), (70, 12165296), (77, 11059360), (80, 10644634), (88, 9676940), (91, 9357920), (104, 8188180), (110, 7741552), (112, 7603310), (130, 6550544), (140, 6082648), (143, 5955040), (154, 5529680), (160, 5322317), (169, 5038880), (176, 4838470), (182, 4678960), (208, 4094090), (220, 3870776), (224, 3801655), (260, 3275272), (280, 3041324), (286, 2977520), (308, 2764840), (338, 2519440), (352, 2419235), (364, 2339480), (385, 2211872), (409, 2082080), (416, 2047045), (440, 1935388), (455, 1871584), (520, 1637636), (560, 1520662), (572, 1488760), (616, 1382420), (676, 1259720), (715, 1191008), (728, 1169740), (770, 1105936), (818, 1041040), (845, 1007776), (880, 967694), (910, 935792), (1001, 850720), (1040, 818818), (1120, 760331), (1144, 744380), (1183, 719840), (1232, 691210), (1352, 629860), (1430, 595504), (1456, 584870), (1540, 552968), (1636, 520520), (1690, 503888), (1760, 483847), (1820, 467896), (1859, 458080), (2002, 425360), (2045, 416416), (2080, 409409), (2288, 372190), (2366, 359920), (2464, 345605), (2704, 314930), (2860, 297752), (2863, 297440), (2912, 292435), (3080, 276484), (3272, 260260), (3380, 251944), (3640, 233948), (3718, 229040), (4004, 212680), (4090, 208208), (4499, 189280), (4576, 186095), (4732, 179960), (5005, 170144), (5317, 160160), (5408, 157465), (5720, 148876), (5726, 148720), (5915, 143968), (6160, 138242), (6544, 130130), (6760, 125972), (7280, 116974), (7436, 114520), (8008, 106340), (8180, 104104), (8998, 94640), (9295, 91616), (9464, 89980), (10010, 85072), (10634, 80080), (11440, 74438), (11452, 74360), (11830, 71984), (12320, 69121), (13013, 65440), (13088, 65065), (13520, 62986), (14315, 59488), (14560, 58487), (14872, 57260), (16016, 53170), (16360, 52052), (17996, 47320), (18590, 45808), (18928, 44990), (20020, 42536), (21268, 40040), (22495, 37856), (22880, 37219), (22904, 37180), (23660, 35992), (26026, 32720), (26585, 32032), (27040, 31493), (28630, 29744)]