216780780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97649}}^1$

素因数の和:97698

約数の個数: 48

約数和(自身を含む): 623397600

約数和(自身を除く): 406616820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 97649, 195298, 292947, 390596, 488245, 585894, 976490, 1171788, 1464735, 1952980, 2929470, 3613013, 5858940, 7226026, 10839039, 14452052, 18065065, 21678078, 36130130, 43356156, 54195195, 72260260, 108390390, 216780780]

約数ペア:

[(1, 216780780), (2, 108390390), (3, 72260260), (4, 54195195), (5, 43356156), (6, 36130130), (10, 21678078), (12, 18065065), (15, 14452052), (20, 10839039), (30, 7226026), (37, 5858940), (60, 3613013), (74, 2929470), (111, 1952980), (148, 1464735), (185, 1171788), (222, 976490), (370, 585894), (444, 488245), (555, 390596), (740, 292947), (1110, 195298), (2220, 97649)]