220909314

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 484162560

約数和(自身を除く): 263253246

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 83, 111, 114, 166, 222, 249, 498, 631, 703, 1262, 1406, 1577, 1893, 2109, 3071, 3154, 3786, 4218, 4731, 6142, 9213, 9462, 11989, 18426, 23347, 23978, 35967, 46694, 52373, 58349, 70041, 71934, 104746, 116698, 140082, 157119, 175047, 314238, 350094, 443593, 887186, 995087, 1330779, 1937801, 1990174, 2661558, 2985261, 3875602, 5813403, 5970522, 11626806, 36818219, 73636438, 110454657, 220909314]

約数ペア:

[(1, 220909314), (2, 110454657), (3, 73636438), (6, 36818219), (19, 11626806), (37, 5970522), (38, 5813403), (57, 3875602), (74, 2985261), (83, 2661558), (111, 1990174), (114, 1937801), (166, 1330779), (222, 995087), (249, 887186), (498, 443593), (631, 350094), (703, 314238), (1262, 175047), (1406, 157119), (1577, 140082), (1893, 116698), (2109, 104746), (3071, 71934), (3154, 70041), (3786, 58349), (4218, 52373), (4731, 46694), (6142, 35967), (9213, 23978), (9462, 23347), (11989, 18426)]