1196820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 3723720

約数和(自身を除く): 2526900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 109, 122, 180, 183, 218, 244, 305, 327, 366, 436, 545, 549, 610, 654, 732, 915, 981, 1090, 1098, 1220, 1308, 1635, 1830, 1962, 2180, 2196, 2745, 3270, 3660, 3924, 4905, 5490, 6540, 6649, 9810, 10980, 13298, 19620, 19947, 26596, 33245, 39894, 59841, 66490, 79788, 99735, 119682, 132980, 199470, 239364, 299205, 398940, 598410, 1196820]

約数ペア:

[(1, 1196820), (2, 598410), (3, 398940), (4, 299205), (5, 239364), (6, 199470), (9, 132980), (10, 119682), (12, 99735), (15, 79788), (18, 66490), (20, 59841), (30, 39894), (36, 33245), (45, 26596), (60, 19947), (61, 19620), (90, 13298), (109, 10980), (122, 9810), (180, 6649), (183, 6540), (218, 5490), (244, 4905), (305, 3924), (327, 3660), (366, 3270), (436, 2745), (545, 2196), (549, 2180), (610, 1962), (654, 1830), (732, 1635), (915, 1308), (981, 1220), (1090, 1098)]