1290209760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{127997}}^1$

素因数の和:128025

約数の個数: 144

約数和(自身を含む): 5031857376

約数和(自身を除く): 3741647616

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, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 127997, 255994, 383991, 511988, 639985, 767982, 895979, 1023976, 1151973, 1279970, 1535964, 1791958, 1919955, 2047952, 2303946, 2559940, 2687937, 3071928, 3583916, 3839910, 4095904, 4479895, 4607892, 5119880, 5375874, 5759865, 6143856, 7167832, 7679820, 8063811, 8959790, 9215784, 10239760, 10751748, 11519730, 12287712, 13439685, 14335664, 15359640, 16127622, 17919580, 18431568, 20479520, 21503496, 23039460, 26879370, 28671328, 30719280, 32255244, 35839160, 36863136, 40319055, 43006992, 46078920, 53758740, 61438560, 64510488, 71678320, 80638110, 86013984, 92157840, 107517480, 129020976, 143356640, 161276220, 184315680, 215034960, 258041952, 322552440, 430069920, 645104880, 1290209760]

約数ペア:

[(1, 1290209760), (2, 645104880), (3, 430069920), (4, 322552440), (5, 258041952), (6, 215034960), (7, 184315680), (8, 161276220), (9, 143356640), (10, 129020976), (12, 107517480), (14, 92157840), (15, 86013984), (16, 80638110), (18, 71678320), (20, 64510488), (21, 61438560), (24, 53758740), (28, 46078920), (30, 43006992), (32, 40319055), (35, 36863136), (36, 35839160), (40, 32255244), (42, 30719280), (45, 28671328), (48, 26879370), (56, 23039460), (60, 21503496), (63, 20479520), (70, 18431568), (72, 17919580), (80, 16127622), (84, 15359640), (90, 14335664), (96, 13439685), (105, 12287712), (112, 11519730), (120, 10751748), (126, 10239760), (140, 9215784), (144, 8959790), (160, 8063811), (168, 7679820), (180, 7167832), (210, 6143856), (224, 5759865), (240, 5375874), (252, 5119880), (280, 4607892), (288, 4479895), (315, 4095904), (336, 3839910), (360, 3583916), (420, 3071928), (480, 2687937), (504, 2559940), (560, 2303946), (630, 2047952), (672, 1919955), (720, 1791958), (840, 1535964), (1008, 1279970), (1120, 1151973), (1260, 1023976), (1440, 895979), (1680, 767982), (2016, 639985), (2520, 511988), (3360, 383991), (5040, 255994), (10080, 127997)]