1218555120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{267227}}^1$

素因数の和:267262

約数の個数: 80

約数和(自身を含む): 3976352640

約数和(自身を除く): 2757797520

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, 267227, 534454, 801681, 1068908, 1336135, 1603362, 2137816, 2672270, 3206724, 4008405, 4275632, 5077313, 5344540, 6413448, 8016810, 10154626, 10689080, 12826896, 15231939, 16033620, 20309252, 21378160, 25386565, 30463878, 32067240, 40618504, 50773130, 60927756, 64134480, 76159695, 81237008, 101546260, 121855512, 152319390, 203092520, 243711024, 304638780, 406185040, 609277560, 1218555120]

約数ペア:

[(1, 1218555120), (2, 609277560), (3, 406185040), (4, 304638780), (5, 243711024), (6, 203092520), (8, 152319390), (10, 121855512), (12, 101546260), (15, 81237008), (16, 76159695), (19, 64134480), (20, 60927756), (24, 50773130), (30, 40618504), (38, 32067240), (40, 30463878), (48, 25386565), (57, 21378160), (60, 20309252), (76, 16033620), (80, 15231939), (95, 12826896), (114, 10689080), (120, 10154626), (152, 8016810), (190, 6413448), (228, 5344540), (240, 5077313), (285, 4275632), (304, 4008405), (380, 3206724), (456, 2672270), (570, 2137816), (760, 1603362), (912, 1336135), (1140, 1068908), (1520, 801681), (2280, 534454), (4560, 267227)]