643820040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 2146435200

約数和(自身を除く): 1502615160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 103, 120, 179, 180, 194, 206, 291, 309, 358, 360, 388, 412, 485, 515, 537, 582, 618, 716, 776, 824, 873, 895, 927, 970, 1030, 1074, 1164, 1236, 1432, 1455, 1545, 1611, 1746, 1790, 1854, 1940, 2060, 2148, 2328, 2472, 2685, 2910, 3090, 3222, 3492, 3580, 3708, 3880, 4120, 4296, 4365, 4635, 5370, 5820, 6180, 6444, 6984, 7160, 7416, 8055, 8730, 9270, 9991, 10740, 11640, 12360, 12888, 16110, 17363, 17460, 18437, 18540, 19982, 21480, 29973, 32220, 34726, 34920, 36874, 37080, 39964, 49955, 52089, 55311, 59946, 64440, 69452, 73748, 79928, 86815, 89919, 92185, 99910, 104178, 110622, 119892, 138904, 147496, 149865, 156267, 165933, 173630, 179838, 184370, 199820, 208356, 221244, 239784, 260445, 276555, 299730, 312534, 331866, 347260, 359676, 368740, 399640, 416712, 442488, 449595, 520890, 553110, 599460, 625068, 663732, 694520, 719352, 737480, 781335, 829665, 899190, 1041780, 1106220, 1198920, 1250136, 1327464, 1562670, 1659330, 1788389, 1798380, 2083560, 2212440, 3125340, 3318660, 3576778, 3596760, 5365167, 6250680, 6637320, 7153556, 8941945, 10730334, 14307112, 16095501, 17883890, 21460668, 26825835, 32191002, 35767780, 42921336, 53651670, 64382004, 71535560, 80477505, 107303340, 128764008, 160955010, 214606680, 321910020, 643820040]

約数ペア:

[(1, 643820040), (2, 321910020), (3, 214606680), (4, 160955010), (5, 128764008), (6, 107303340), (8, 80477505), (9, 71535560), (10, 64382004), (12, 53651670), (15, 42921336), (18, 35767780), (20, 32191002), (24, 26825835), (30, 21460668), (36, 17883890), (40, 16095501), (45, 14307112), (60, 10730334), (72, 8941945), (90, 7153556), (97, 6637320), (103, 6250680), (120, 5365167), (179, 3596760), (180, 3576778), (194, 3318660), (206, 3125340), (291, 2212440), (309, 2083560), (358, 1798380), (360, 1788389), (388, 1659330), (412, 1562670), (485, 1327464), (515, 1250136), (537, 1198920), (582, 1106220), (618, 1041780), (716, 899190), (776, 829665), (824, 781335), (873, 737480), (895, 719352), (927, 694520), (970, 663732), (1030, 625068), (1074, 599460), (1164, 553110), (1236, 520890), (1432, 449595), (1455, 442488), (1545, 416712), (1611, 399640), (1746, 368740), (1790, 359676), (1854, 347260), (1940, 331866), (2060, 312534), (2148, 299730), (2328, 276555), (2472, 260445), (2685, 239784), (2910, 221244), (3090, 208356), (3222, 199820), (3492, 184370), (3580, 179838), (3708, 173630), (3880, 165933), (4120, 156267), (4296, 149865), (4365, 147496), (4635, 138904), (5370, 119892), (5820, 110622), (6180, 104178), (6444, 99910), (6984, 92185), (7160, 89919), (7416, 86815), (8055, 79928), (8730, 73748), (9270, 69452), (9991, 64440), (10740, 59946), (11640, 55311), (12360, 52089), (12888, 49955), (16110, 39964), (17363, 37080), (17460, 36874), (18437, 34920), (18540, 34726), (19982, 32220), (21480, 29973)]