51297120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{727}}^1$

素因数の和:762

約数の個数: 216

約数和(自身を含む): 203911344

約数和(自身を除く): 152614224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 727, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1454, 1470, 1568, 1680, 1764, 1960, 2016, 2181, 2205, 2352, 2520, 2908, 2940, 3360, 3528, 3635, 3920, 4362, 4410, 4704, 5040, 5089, 5816, 5880, 6543, 7056, 7270, 7840, 8724, 8820, 10080, 10178, 10905, 11632, 11760, 13086, 14112, 14540, 15267, 17448, 17640, 20356, 21810, 23264, 23520, 25445, 26172, 29080, 30534, 32715, 34896, 35280, 35623, 40712, 43620, 45801, 50890, 52344, 58160, 61068, 65430, 69792, 70560, 71246, 76335, 81424, 87240, 91602, 101780, 104688, 106869, 116320, 122136, 130860, 142492, 152670, 162848, 174480, 178115, 183204, 203560, 209376, 213738, 229005, 244272, 261720, 284984, 305340, 320607, 348960, 356230, 366408, 407120, 427476, 458010, 488544, 523440, 534345, 569968, 610680, 641214, 712460, 732816, 814240, 854952, 916020, 1046880, 1068690, 1139936, 1221360, 1282428, 1424920, 1465632, 1603035, 1709904, 1832040, 2137380, 2442720, 2564856, 2849840, 3206070, 3419808, 3664080, 4274760, 5129712, 5699680, 6412140, 7328160, 8549520, 10259424, 12824280, 17099040, 25648560, 51297120]

約数ペア:

[(1, 51297120), (2, 25648560), (3, 17099040), (4, 12824280), (5, 10259424), (6, 8549520), (7, 7328160), (8, 6412140), (9, 5699680), (10, 5129712), (12, 4274760), (14, 3664080), (15, 3419808), (16, 3206070), (18, 2849840), (20, 2564856), (21, 2442720), (24, 2137380), (28, 1832040), (30, 1709904), (32, 1603035), (35, 1465632), (36, 1424920), (40, 1282428), (42, 1221360), (45, 1139936), (48, 1068690), (49, 1046880), (56, 916020), (60, 854952), (63, 814240), (70, 732816), (72, 712460), (80, 641214), (84, 610680), (90, 569968), (96, 534345), (98, 523440), (105, 488544), (112, 458010), (120, 427476), (126, 407120), (140, 366408), (144, 356230), (147, 348960), (160, 320607), (168, 305340), (180, 284984), (196, 261720), (210, 244272), (224, 229005), (240, 213738), (245, 209376), (252, 203560), (280, 183204), (288, 178115), (294, 174480), (315, 162848), (336, 152670), (360, 142492), (392, 130860), (420, 122136), (441, 116320), (480, 106869), (490, 104688), (504, 101780), (560, 91602), (588, 87240), (630, 81424), (672, 76335), (720, 71246), (727, 70560), (735, 69792), (784, 65430), (840, 61068), (882, 58160), (980, 52344), (1008, 50890), (1120, 45801), (1176, 43620), (1260, 40712), (1440, 35623), (1454, 35280), (1470, 34896), (1568, 32715), (1680, 30534), (1764, 29080), (1960, 26172), (2016, 25445), (2181, 23520), (2205, 23264), (2352, 21810), (2520, 20356), (2908, 17640), (2940, 17448), (3360, 15267), (3528, 14540), (3635, 14112), (3920, 13086), (4362, 11760), (4410, 11632), (4704, 10905), (5040, 10178), (5089, 10080), (5816, 8820), (5880, 8724), (6543, 7840), (7056, 7270)]