2663800720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:678

約数の個数: 240

約数和(自身を含む): 7749468288

約数和(自身を除く): 5085667568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 71, 80, 85, 98, 112, 119, 136, 140, 142, 170, 196, 238, 245, 272, 280, 284, 340, 355, 392, 476, 490, 497, 560, 563, 568, 595, 680, 710, 784, 833, 952, 980, 994, 1126, 1136, 1190, 1207, 1360, 1420, 1666, 1904, 1960, 1988, 2252, 2380, 2414, 2485, 2815, 2840, 3332, 3479, 3920, 3941, 3976, 4165, 4504, 4760, 4828, 4970, 5630, 5680, 6035, 6664, 6958, 7882, 7952, 8330, 8449, 9008, 9520, 9571, 9656, 9940, 11260, 12070, 13328, 13916, 15764, 16660, 16898, 17395, 19142, 19312, 19705, 19880, 22520, 24140, 27587, 27832, 31528, 33320, 33796, 34790, 38284, 39410, 39760, 39973, 42245, 45040, 47855, 48280, 55174, 55664, 59143, 63056, 66640, 66997, 67592, 69580, 76568, 78820, 79946, 84490, 95710, 96560, 110348, 118286, 133994, 135184, 137935, 139160, 153136, 157640, 159892, 168980, 191420, 199865, 220696, 236572, 267988, 275870, 278320, 279811, 295715, 315280, 319784, 334985, 337960, 382840, 399730, 441392, 468979, 473144, 535976, 551740, 559622, 591430, 639568, 669970, 675920, 679541, 765680, 799460, 937958, 946288, 1071952, 1103480, 1119244, 1182860, 1339940, 1359082, 1399055, 1598920, 1875916, 1958677, 2206960, 2238488, 2344895, 2365720, 2679880, 2718164, 2798110, 3197840, 3397705, 3751832, 3917354, 4476976, 4689790, 4731440, 4756787, 5359760, 5436328, 5596220, 6795410, 7503664, 7834708, 9379580, 9513574, 9793385, 10872656, 11192440, 13590820, 15669416, 18759160, 19027148, 19586770, 22384880, 23783935, 27181640, 31338832, 33297509, 37518320, 38054296, 39173540, 47567870, 54363280, 66595018, 76108592, 78347080, 95135740, 133190036, 156694160, 166487545, 190271480, 266380072, 332975090, 380542960, 532760144, 665950180, 1331900360, 2663800720]

約数ペア:

[(1, 2663800720), (2, 1331900360), (4, 665950180), (5, 532760144), (7, 380542960), (8, 332975090), (10, 266380072), (14, 190271480), (16, 166487545), (17, 156694160), (20, 133190036), (28, 95135740), (34, 78347080), (35, 76108592), (40, 66595018), (49, 54363280), (56, 47567870), (68, 39173540), (70, 38054296), (71, 37518320), (80, 33297509), (85, 31338832), (98, 27181640), (112, 23783935), (119, 22384880), (136, 19586770), (140, 19027148), (142, 18759160), (170, 15669416), (196, 13590820), (238, 11192440), (245, 10872656), (272, 9793385), (280, 9513574), (284, 9379580), (340, 7834708), (355, 7503664), (392, 6795410), (476, 5596220), (490, 5436328), (497, 5359760), (560, 4756787), (563, 4731440), (568, 4689790), (595, 4476976), (680, 3917354), (710, 3751832), (784, 3397705), (833, 3197840), (952, 2798110), (980, 2718164), (994, 2679880), (1126, 2365720), (1136, 2344895), (1190, 2238488), (1207, 2206960), (1360, 1958677), (1420, 1875916), (1666, 1598920), (1904, 1399055), (1960, 1359082), (1988, 1339940), (2252, 1182860), (2380, 1119244), (2414, 1103480), (2485, 1071952), (2815, 946288), (2840, 937958), (3332, 799460), (3479, 765680), (3920, 679541), (3941, 675920), (3976, 669970), (4165, 639568), (4504, 591430), (4760, 559622), (4828, 551740), (4970, 535976), (5630, 473144), (5680, 468979), (6035, 441392), (6664, 399730), (6958, 382840), (7882, 337960), (7952, 334985), (8330, 319784), (8449, 315280), (9008, 295715), (9520, 279811), (9571, 278320), (9656, 275870), (9940, 267988), (11260, 236572), (12070, 220696), (13328, 199865), (13916, 191420), (15764, 168980), (16660, 159892), (16898, 157640), (17395, 153136), (19142, 139160), (19312, 137935), (19705, 135184), (19880, 133994), (22520, 118286), (24140, 110348), (27587, 96560), (27832, 95710), (31528, 84490), (33320, 79946), (33796, 78820), (34790, 76568), (38284, 69580), (39410, 67592), (39760, 66997), (39973, 66640), (42245, 63056), (45040, 59143), (47855, 55664), (48280, 55174)]