20137404480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:977

約数の個数: 224

約数和(自身を含む): 64763904000

約数和(自身を除く): 44626499520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 160, 192, 240, 254, 320, 331, 381, 480, 499, 508, 635, 662, 762, 960, 993, 998, 1016, 1270, 1324, 1497, 1524, 1655, 1905, 1986, 1996, 2032, 2495, 2540, 2648, 2994, 3048, 3310, 3810, 3972, 3992, 4064, 4965, 4990, 5080, 5296, 5988, 6096, 6620, 7485, 7620, 7944, 7984, 8128, 9930, 9980, 10160, 10592, 11976, 12192, 13240, 14970, 15240, 15888, 15968, 19860, 19960, 20320, 21184, 23952, 24384, 26480, 29940, 30480, 31776, 31936, 39720, 39920, 40640, 42037, 47904, 52960, 59880, 60960, 63373, 63552, 79440, 79840, 84074, 95808, 105920, 119760, 121920, 126111, 126746, 158880, 159680, 165169, 168148, 190119, 210185, 239520, 252222, 253492, 316865, 317760, 330338, 336296, 380238, 420370, 479040, 495507, 504444, 506984, 630555, 633730, 660676, 672592, 760476, 825845, 840740, 950595, 991014, 1008888, 1013968, 1261110, 1267460, 1321352, 1345184, 1520952, 1651690, 1681480, 1901190, 1982028, 2017776, 2027936, 2477535, 2522220, 2534920, 2642704, 2690368, 3041904, 3303380, 3362960, 3802380, 3964056, 4035552, 4055872, 4955070, 5044440, 5069840, 5285408, 6083808, 6606760, 6725920, 7604760, 7928112, 8071104, 9910140, 10088880, 10139680, 10570816, 12167616, 13213520, 13451840, 15209520, 15856224, 19820280, 20177760, 20279360, 20976463, 26427040, 30419040, 31712448, 39640560, 40355520, 41952926, 52854080, 60838080, 62929389, 79281120, 83905852, 104882315, 125858778, 158562240, 167811704, 209764630, 251717556, 314646945, 335623408, 419529260, 503435112, 629293890, 671246816, 839058520, 1006870224, 1258587780, 1342493632, 1678117040, 2013740448, 2517175560, 3356234080, 4027480896, 5034351120, 6712468160, 10068702240, 20137404480]

約数ペア:

[(1, 20137404480), (2, 10068702240), (3, 6712468160), (4, 5034351120), (5, 4027480896), (6, 3356234080), (8, 2517175560), (10, 2013740448), (12, 1678117040), (15, 1342493632), (16, 1258587780), (20, 1006870224), (24, 839058520), (30, 671246816), (32, 629293890), (40, 503435112), (48, 419529260), (60, 335623408), (64, 314646945), (80, 251717556), (96, 209764630), (120, 167811704), (127, 158562240), (160, 125858778), (192, 104882315), (240, 83905852), (254, 79281120), (320, 62929389), (331, 60838080), (381, 52854080), (480, 41952926), (499, 40355520), (508, 39640560), (635, 31712448), (662, 30419040), (762, 26427040), (960, 20976463), (993, 20279360), (998, 20177760), (1016, 19820280), (1270, 15856224), (1324, 15209520), (1497, 13451840), (1524, 13213520), (1655, 12167616), (1905, 10570816), (1986, 10139680), (1996, 10088880), (2032, 9910140), (2495, 8071104), (2540, 7928112), (2648, 7604760), (2994, 6725920), (3048, 6606760), (3310, 6083808), (3810, 5285408), (3972, 5069840), (3992, 5044440), (4064, 4955070), (4965, 4055872), (4990, 4035552), (5080, 3964056), (5296, 3802380), (5988, 3362960), (6096, 3303380), (6620, 3041904), (7485, 2690368), (7620, 2642704), (7944, 2534920), (7984, 2522220), (8128, 2477535), (9930, 2027936), (9980, 2017776), (10160, 1982028), (10592, 1901190), (11976, 1681480), (12192, 1651690), (13240, 1520952), (14970, 1345184), (15240, 1321352), (15888, 1267460), (15968, 1261110), (19860, 1013968), (19960, 1008888), (20320, 991014), (21184, 950595), (23952, 840740), (24384, 825845), (26480, 760476), (29940, 672592), (30480, 660676), (31776, 633730), (31936, 630555), (39720, 506984), (39920, 504444), (40640, 495507), (42037, 479040), (47904, 420370), (52960, 380238), (59880, 336296), (60960, 330338), (63373, 317760), (63552, 316865), (79440, 253492), (79840, 252222), (84074, 239520), (95808, 210185), (105920, 190119), (119760, 168148), (121920, 165169), (126111, 159680), (126746, 158880)]