1213152640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{937}}^1$

素因数の和:997

約数の個数: 192

約数和(自身を含む): 3524703840

約数和(自身を除く): 2311551200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 289, 320, 340, 448, 476, 544, 560, 578, 595, 640, 680, 896, 937, 952, 1088, 1120, 1156, 1190, 1360, 1445, 1874, 1904, 2023, 2176, 2240, 2312, 2380, 2720, 2890, 3748, 3808, 4046, 4480, 4624, 4685, 4760, 5440, 5780, 6559, 7496, 7616, 8092, 9248, 9370, 9520, 10115, 10880, 11560, 13118, 14992, 15232, 15929, 16184, 18496, 18740, 19040, 20230, 23120, 26236, 29984, 31858, 32368, 32795, 36992, 37480, 38080, 40460, 46240, 52472, 59968, 63716, 64736, 65590, 74960, 76160, 79645, 80920, 92480, 104944, 111503, 119936, 127432, 129472, 131180, 149920, 159290, 161840, 184960, 209888, 223006, 254864, 258944, 262360, 270793, 299840, 318580, 323680, 419776, 446012, 509728, 524720, 541586, 557515, 599680, 637160, 647360, 839552, 892024, 1019456, 1049440, 1083172, 1115030, 1274320, 1294720, 1353965, 1784048, 1895551, 2038912, 2098880, 2166344, 2230060, 2548640, 2707930, 3568096, 3791102, 4197760, 4332688, 4460120, 5097280, 5415860, 7136192, 7582204, 8665376, 8920240, 9477755, 10194560, 10831720, 14272384, 15164408, 17330752, 17840480, 18955510, 21663440, 30328816, 34661504, 35680960, 37911020, 43326880, 60657632, 71361920, 75822040, 86653760, 121315264, 151644080, 173307520, 242630528, 303288160, 606576320, 1213152640]

約数ペア:

[(1, 1213152640), (2, 606576320), (4, 303288160), (5, 242630528), (7, 173307520), (8, 151644080), (10, 121315264), (14, 86653760), (16, 75822040), (17, 71361920), (20, 60657632), (28, 43326880), (32, 37911020), (34, 35680960), (35, 34661504), (40, 30328816), (56, 21663440), (64, 18955510), (68, 17840480), (70, 17330752), (80, 15164408), (85, 14272384), (112, 10831720), (119, 10194560), (128, 9477755), (136, 8920240), (140, 8665376), (160, 7582204), (170, 7136192), (224, 5415860), (238, 5097280), (272, 4460120), (280, 4332688), (289, 4197760), (320, 3791102), (340, 3568096), (448, 2707930), (476, 2548640), (544, 2230060), (560, 2166344), (578, 2098880), (595, 2038912), (640, 1895551), (680, 1784048), (896, 1353965), (937, 1294720), (952, 1274320), (1088, 1115030), (1120, 1083172), (1156, 1049440), (1190, 1019456), (1360, 892024), (1445, 839552), (1874, 647360), (1904, 637160), (2023, 599680), (2176, 557515), (2240, 541586), (2312, 524720), (2380, 509728), (2720, 446012), (2890, 419776), (3748, 323680), (3808, 318580), (4046, 299840), (4480, 270793), (4624, 262360), (4685, 258944), (4760, 254864), (5440, 223006), (5780, 209888), (6559, 184960), (7496, 161840), (7616, 159290), (8092, 149920), (9248, 131180), (9370, 129472), (9520, 127432), (10115, 119936), (10880, 111503), (11560, 104944), (13118, 92480), (14992, 80920), (15232, 79645), (15929, 76160), (16184, 74960), (18496, 65590), (18740, 64736), (19040, 63716), (20230, 59968), (23120, 52472), (26236, 46240), (29984, 40460), (31858, 38080), (32368, 37480), (32795, 36992)]