2155470960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{472691}}^1$

素因数の和:472726

約数の個数: 80

約数和(自身を含む): 7033656960

約数和(自身を除く): 4878186000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 472691, 945382, 1418073, 1890764, 2363455, 2836146, 3781528, 4726910, 5672292, 7090365, 7563056, 8981129, 9453820, 11344584, 14180730, 17962258, 18907640, 22689168, 26943387, 28361460, 35924516, 37815280, 44905645, 53886774, 56722920, 71849032, 89811290, 107773548, 113445840, 134716935, 143698064, 179622580, 215547096, 269433870, 359245160, 431094192, 538867740, 718490320, 1077735480, 2155470960]

約数ペア:

[(1, 2155470960), (2, 1077735480), (3, 718490320), (4, 538867740), (5, 431094192), (6, 359245160), (8, 269433870), (10, 215547096), (12, 179622580), (15, 143698064), (16, 134716935), (19, 113445840), (20, 107773548), (24, 89811290), (30, 71849032), (38, 56722920), (40, 53886774), (48, 44905645), (57, 37815280), (60, 35924516), (76, 28361460), (80, 26943387), (95, 22689168), (114, 18907640), (120, 17962258), (152, 14180730), (190, 11344584), (228, 9453820), (240, 8981129), (285, 7563056), (304, 7090365), (380, 5672292), (456, 4726910), (570, 3781528), (760, 2836146), (912, 2363455), (1140, 1890764), (1520, 1418073), (2280, 945382), (4560, 472691)]