215181750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2455

約数の個数: 128

約数和(自身を含む): 650198016

約数和(自身を除く): 435016266

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 30, 34, 35, 42, 50, 51, 70, 75, 85, 102, 105, 119, 125, 150, 170, 175, 210, 238, 250, 255, 350, 357, 375, 425, 510, 525, 595, 714, 750, 850, 875, 1050, 1190, 1275, 1750, 1785, 2125, 2411, 2550, 2625, 2975, 3570, 4250, 4822, 5250, 5950, 6375, 7233, 8925, 12055, 12750, 14466, 14875, 16877, 17850, 24110, 29750, 33754, 36165, 40987, 44625, 50631, 60275, 72330, 81974, 84385, 89250, 101262, 120550, 122961, 168770, 180825, 204935, 245922, 253155, 286909, 301375, 361650, 409870, 421925, 506310, 573818, 602750, 614805, 843850, 860727, 904125, 1024675, 1229610, 1265775, 1434545, 1721454, 1808250, 2049350, 2109625, 2531550, 2869090, 3074025, 4219250, 4303635, 5123375, 6148050, 6328875, 7172725, 8607270, 10246750, 12657750, 14345450, 15370125, 21518175, 30740250, 35863625, 43036350, 71727250, 107590875, 215181750]

約数ペア:

[(1, 215181750), (2, 107590875), (3, 71727250), (5, 43036350), (6, 35863625), (7, 30740250), (10, 21518175), (14, 15370125), (15, 14345450), (17, 12657750), (21, 10246750), (25, 8607270), (30, 7172725), (34, 6328875), (35, 6148050), (42, 5123375), (50, 4303635), (51, 4219250), (70, 3074025), (75, 2869090), (85, 2531550), (102, 2109625), (105, 2049350), (119, 1808250), (125, 1721454), (150, 1434545), (170, 1265775), (175, 1229610), (210, 1024675), (238, 904125), (250, 860727), (255, 843850), (350, 614805), (357, 602750), (375, 573818), (425, 506310), (510, 421925), (525, 409870), (595, 361650), (714, 301375), (750, 286909), (850, 253155), (875, 245922), (1050, 204935), (1190, 180825), (1275, 168770), (1750, 122961), (1785, 120550), (2125, 101262), (2411, 89250), (2550, 84385), (2625, 81974), (2975, 72330), (3570, 60275), (4250, 50631), (4822, 44625), (5250, 40987), (5950, 36165), (6375, 33754), (7233, 29750), (8925, 24110), (12055, 17850), (12750, 16877), (14466, 14875)]