780338720

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 2195424000

約数和(自身を除く): 1415085280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 70, 80, 98, 112, 118, 140, 160, 196, 224, 236, 241, 245, 280, 295, 343, 392, 413, 472, 482, 490, 560, 590, 686, 784, 826, 944, 964, 980, 1120, 1180, 1205, 1372, 1568, 1652, 1687, 1715, 1888, 1928, 1960, 2065, 2360, 2410, 2744, 2891, 3304, 3374, 3430, 3856, 3920, 4130, 4720, 4820, 5488, 5782, 6608, 6748, 6860, 7712, 7840, 8260, 8435, 9440, 9640, 10976, 11564, 11809, 13216, 13496, 13720, 14219, 14455, 16520, 16870, 19280, 20237, 23128, 23618, 26992, 27440, 28438, 28910, 33040, 33740, 38560, 40474, 46256, 47236, 53984, 54880, 56876, 57820, 59045, 66080, 67480, 71095, 80948, 82663, 92512, 94472, 99533, 101185, 113752, 115640, 118090, 134960, 142190, 161896, 165326, 188944, 199066, 202370, 227504, 231280, 236180, 269920, 284380, 323792, 330652, 377888, 398132, 404740, 413315, 455008, 462560, 472360, 497665, 568760, 647584, 661304, 696731, 796264, 809480, 826630, 944720, 995330, 1137520, 1322608, 1393462, 1592528, 1618960, 1653260, 1889440, 1990660, 2275040, 2645216, 2786924, 3185056, 3237920, 3306520, 3483655, 3981320, 4877117, 5573848, 6613040, 6967310, 7962640, 9754234, 11147696, 13226080, 13934620, 15925280, 19508468, 22295392, 24385585, 27869240, 39016936, 48771170, 55738480, 78033872, 97542340, 111476960, 156067744, 195084680, 390169360, 780338720]

約数ペア:

[(1, 780338720), (2, 390169360), (4, 195084680), (5, 156067744), (7, 111476960), (8, 97542340), (10, 78033872), (14, 55738480), (16, 48771170), (20, 39016936), (28, 27869240), (32, 24385585), (35, 22295392), (40, 19508468), (49, 15925280), (56, 13934620), (59, 13226080), (70, 11147696), (80, 9754234), (98, 7962640), (112, 6967310), (118, 6613040), (140, 5573848), (160, 4877117), (196, 3981320), (224, 3483655), (236, 3306520), (241, 3237920), (245, 3185056), (280, 2786924), (295, 2645216), (343, 2275040), (392, 1990660), (413, 1889440), (472, 1653260), (482, 1618960), (490, 1592528), (560, 1393462), (590, 1322608), (686, 1137520), (784, 995330), (826, 944720), (944, 826630), (964, 809480), (980, 796264), (1120, 696731), (1180, 661304), (1205, 647584), (1372, 568760), (1568, 497665), (1652, 472360), (1687, 462560), (1715, 455008), (1888, 413315), (1928, 404740), (1960, 398132), (2065, 377888), (2360, 330652), (2410, 323792), (2744, 284380), (2891, 269920), (3304, 236180), (3374, 231280), (3430, 227504), (3856, 202370), (3920, 199066), (4130, 188944), (4720, 165326), (4820, 161896), (5488, 142190), (5782, 134960), (6608, 118090), (6748, 115640), (6860, 113752), (7712, 101185), (7840, 99533), (8260, 94472), (8435, 92512), (9440, 82663), (9640, 80948), (10976, 71095), (11564, 67480), (11809, 66080), (13216, 59045), (13496, 57820), (13720, 56876), (14219, 54880), (14455, 53984), (16520, 47236), (16870, 46256), (19280, 40474), (20237, 38560), (23128, 33740), (23618, 33040), (26992, 28910), (27440, 28438)]