820879920

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{18097}}^1$

素因数の和:18129

約数の個数: 200

約数和(自身を含む): 3258508704

約数和(自身を除く): 2437628784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3780, 4536, 5040, 5670, 6480, 7560, 9072, 11340, 15120, 18097, 22680, 36194, 45360, 54291, 72388, 90485, 108582, 126679, 144776, 162873, 180970, 217164, 253358, 271455, 289552, 325746, 361940, 380037, 434328, 488619, 506716, 542910, 633395, 651492, 723880, 760074, 814365, 868656, 977238, 1013432, 1085820, 1140111, 1266790, 1302984, 1447760, 1465857, 1520148, 1628730, 1900185, 1954476, 2026864, 2171640, 2280222, 2443095, 2533580, 2605968, 2931714, 3040296, 3257460, 3420333, 3800370, 3908952, 4343280, 4560444, 4886190, 5067160, 5700555, 5863428, 6080592, 6514920, 6840666, 7329285, 7600740, 7817904, 9120888, 9772380, 10134320, 10260999, 11401110, 11726856, 13029840, 13681332, 14658570, 15201480, 17101665, 18241776, 19544760, 20521998, 22802220, 23453712, 27362664, 29317140, 30402960, 34203330, 39089520, 41043996, 45604440, 51304995, 54725328, 58634280, 68406660, 82087992, 91208880, 102609990, 117268560, 136813320, 164175984, 205219980, 273626640, 410439960, 820879920]

約数ペア:

[(1, 820879920), (2, 410439960), (3, 273626640), (4, 205219980), (5, 164175984), (6, 136813320), (7, 117268560), (8, 102609990), (9, 91208880), (10, 82087992), (12, 68406660), (14, 58634280), (15, 54725328), (16, 51304995), (18, 45604440), (20, 41043996), (21, 39089520), (24, 34203330), (27, 30402960), (28, 29317140), (30, 27362664), (35, 23453712), (36, 22802220), (40, 20521998), (42, 19544760), (45, 18241776), (48, 17101665), (54, 15201480), (56, 14658570), (60, 13681332), (63, 13029840), (70, 11726856), (72, 11401110), (80, 10260999), (81, 10134320), (84, 9772380), (90, 9120888), (105, 7817904), (108, 7600740), (112, 7329285), (120, 6840666), (126, 6514920), (135, 6080592), (140, 5863428), (144, 5700555), (162, 5067160), (168, 4886190), (180, 4560444), (189, 4343280), (210, 3908952), (216, 3800370), (240, 3420333), (252, 3257460), (270, 3040296), (280, 2931714), (315, 2605968), (324, 2533580), (336, 2443095), (360, 2280222), (378, 2171640), (405, 2026864), (420, 1954476), (432, 1900185), (504, 1628730), (540, 1520148), (560, 1465857), (567, 1447760), (630, 1302984), (648, 1266790), (720, 1140111), (756, 1085820), (810, 1013432), (840, 977238), (945, 868656), (1008, 814365), (1080, 760074), (1134, 723880), (1260, 651492), (1296, 633395), (1512, 542910), (1620, 506716), (1680, 488619), (1890, 434328), (2160, 380037), (2268, 361940), (2520, 325746), (2835, 289552), (3024, 271455), (3240, 253358), (3780, 217164), (4536, 180970), (5040, 162873), (5670, 144776), (6480, 126679), (7560, 108582), (9072, 90485), (11340, 72388), (15120, 54291), (18097, 45360), (22680, 36194)]