254055690

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 240

約数和(自身を含む): 820853352

約数和(自身を除く): 566797662

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 49, 54, 63, 70, 74, 81, 90, 98, 105, 111, 126, 135, 147, 162, 173, 185, 189, 210, 222, 245, 259, 270, 294, 315, 333, 346, 370, 378, 405, 441, 490, 518, 519, 555, 567, 630, 666, 735, 777, 810, 865, 882, 945, 999, 1038, 1110, 1134, 1211, 1295, 1323, 1470, 1554, 1557, 1665, 1730, 1813, 1890, 1998, 2205, 2331, 2422, 2590, 2595, 2646, 2835, 2997, 3114, 3330, 3626, 3633, 3885, 3969, 4410, 4662, 4671, 4995, 5190, 5439, 5670, 5994, 6055, 6401, 6615, 6993, 7266, 7770, 7785, 7938, 8477, 9065, 9342, 9990, 10878, 10899, 11655, 12110, 12802, 13230, 13986, 14013, 14985, 15570, 16317, 16954, 18130, 18165, 19203, 19845, 20979, 21798, 23310, 23355, 25431, 27195, 28026, 29970, 32005, 32634, 32697, 34965, 36330, 38406, 39690, 41958, 42385, 44807, 46710, 48951, 50862, 54390, 54495, 57609, 64010, 65394, 69930, 70065, 76293, 81585, 84770, 89614, 96015, 97902, 98091, 104895, 108990, 115218, 127155, 134421, 140130, 146853, 152586, 163170, 163485, 172827, 192030, 196182, 209790, 224035, 228879, 244755, 254310, 268842, 288045, 293706, 313649, 326970, 345654, 381465, 403263, 448070, 457758, 489510, 490455, 518481, 576090, 627298, 672105, 686637, 734265, 762930, 806526, 864135, 940947, 980910, 1036962, 1144395, 1209789, 1344210, 1373274, 1468530, 1568245, 1728270, 1881894, 2016315, 2288790, 2419578, 2592405, 2822841, 3136490, 3433185, 3629367, 4032630, 4704735, 5184810, 5645682, 6048945, 6866370, 7258734, 8468523, 9409470, 12097890, 14114205, 16937046, 18146835, 25405569, 28228410, 36293670, 42342615, 50811138, 84685230, 127027845, 254055690]

約数ペア:

[(1, 254055690), (2, 127027845), (3, 84685230), (5, 50811138), (6, 42342615), (7, 36293670), (9, 28228410), (10, 25405569), (14, 18146835), (15, 16937046), (18, 14114205), (21, 12097890), (27, 9409470), (30, 8468523), (35, 7258734), (37, 6866370), (42, 6048945), (45, 5645682), (49, 5184810), (54, 4704735), (63, 4032630), (70, 3629367), (74, 3433185), (81, 3136490), (90, 2822841), (98, 2592405), (105, 2419578), (111, 2288790), (126, 2016315), (135, 1881894), (147, 1728270), (162, 1568245), (173, 1468530), (185, 1373274), (189, 1344210), (210, 1209789), (222, 1144395), (245, 1036962), (259, 980910), (270, 940947), (294, 864135), (315, 806526), (333, 762930), (346, 734265), (370, 686637), (378, 672105), (405, 627298), (441, 576090), (490, 518481), (518, 490455), (519, 489510), (555, 457758), (567, 448070), (630, 403263), (666, 381465), (735, 345654), (777, 326970), (810, 313649), (865, 293706), (882, 288045), (945, 268842), (999, 254310), (1038, 244755), (1110, 228879), (1134, 224035), (1211, 209790), (1295, 196182), (1323, 192030), (1470, 172827), (1554, 163485), (1557, 163170), (1665, 152586), (1730, 146853), (1813, 140130), (1890, 134421), (1998, 127155), (2205, 115218), (2331, 108990), (2422, 104895), (2590, 98091), (2595, 97902), (2646, 96015), (2835, 89614), (2997, 84770), (3114, 81585), (3330, 76293), (3626, 70065), (3633, 69930), (3885, 65394), (3969, 64010), (4410, 57609), (4662, 54495), (4671, 54390), (4995, 50862), (5190, 48951), (5439, 46710), (5670, 44807), (5994, 42385), (6055, 41958), (6401, 39690), (6615, 38406), (6993, 36330), (7266, 34965), (7770, 32697), (7785, 32634), (7938, 32005), (8477, 29970), (9065, 28026), (9342, 27195), (9990, 25431), (10878, 23355), (10899, 23310), (11655, 21798), (12110, 20979), (12802, 19845), (13230, 19203), (13986, 18165), (14013, 18130), (14985, 16954), (15570, 16317)]