1281424680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{577}}^1$

素因数の和:824

約数の個数: 192

約数和(自身を含む): 4328064000

約数和(自身を除く): 3046639320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 199, 248, 279, 310, 360, 372, 398, 465, 558, 577, 597, 620, 744, 796, 930, 995, 1116, 1154, 1194, 1240, 1395, 1592, 1731, 1791, 1860, 1990, 2232, 2308, 2388, 2790, 2885, 2985, 3462, 3582, 3720, 3980, 4616, 4776, 5193, 5580, 5770, 5970, 6169, 6924, 7164, 7960, 8655, 8955, 10386, 11160, 11540, 11940, 12338, 13848, 14328, 17310, 17887, 17910, 18507, 20772, 23080, 23880, 24676, 25965, 30845, 34620, 35774, 35820, 37014, 41544, 49352, 51930, 53661, 55521, 61690, 69240, 71548, 71640, 74028, 89435, 92535, 103860, 107322, 111042, 114823, 123380, 143096, 148056, 160983, 178870, 185070, 207720, 214644, 222084, 229646, 246760, 268305, 277605, 321966, 344469, 357740, 370140, 429288, 444168, 459292, 536610, 555210, 574115, 643932, 688938, 715480, 740280, 804915, 918584, 1033407, 1073220, 1110420, 1148230, 1287864, 1377876, 1609830, 1722345, 2066814, 2146440, 2220840, 2296460, 2755752, 3219660, 3444690, 3559513, 4133628, 4592920, 5167035, 6439320, 6889380, 7119026, 8267256, 10334070, 10678539, 13778760, 14238052, 17797565, 20668140, 21357078, 28476104, 32035617, 35595130, 41336280, 42714156, 53392695, 64071234, 71190260, 85428312, 106785390, 128142468, 142380520, 160178085, 213570780, 256284936, 320356170, 427141560, 640712340, 1281424680]

約数ペア:

[(1, 1281424680), (2, 640712340), (3, 427141560), (4, 320356170), (5, 256284936), (6, 213570780), (8, 160178085), (9, 142380520), (10, 128142468), (12, 106785390), (15, 85428312), (18, 71190260), (20, 64071234), (24, 53392695), (30, 42714156), (31, 41336280), (36, 35595130), (40, 32035617), (45, 28476104), (60, 21357078), (62, 20668140), (72, 17797565), (90, 14238052), (93, 13778760), (120, 10678539), (124, 10334070), (155, 8267256), (180, 7119026), (186, 6889380), (199, 6439320), (248, 5167035), (279, 4592920), (310, 4133628), (360, 3559513), (372, 3444690), (398, 3219660), (465, 2755752), (558, 2296460), (577, 2220840), (597, 2146440), (620, 2066814), (744, 1722345), (796, 1609830), (930, 1377876), (995, 1287864), (1116, 1148230), (1154, 1110420), (1194, 1073220), (1240, 1033407), (1395, 918584), (1592, 804915), (1731, 740280), (1791, 715480), (1860, 688938), (1990, 643932), (2232, 574115), (2308, 555210), (2388, 536610), (2790, 459292), (2885, 444168), (2985, 429288), (3462, 370140), (3582, 357740), (3720, 344469), (3980, 321966), (4616, 277605), (4776, 268305), (5193, 246760), (5580, 229646), (5770, 222084), (5970, 214644), (6169, 207720), (6924, 185070), (7164, 178870), (7960, 160983), (8655, 148056), (8955, 143096), (10386, 123380), (11160, 114823), (11540, 111042), (11940, 107322), (12338, 103860), (13848, 92535), (14328, 89435), (17310, 74028), (17887, 71640), (17910, 71548), (18507, 69240), (20772, 61690), (23080, 55521), (23880, 53661), (24676, 51930), (25965, 49352), (30845, 41544), (34620, 37014), (35774, 35820)]