221174440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12653}}^1$

素因数の和:12706

約数の個数: 64

約数和(自身を含む): 546652800

約数和(自身を除く): 325478360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 12653, 17480, 25306, 50612, 63265, 101224, 126530, 240407, 253060, 291019, 480814, 506120, 582038, 961628, 1164076, 1202035, 1455095, 1923256, 2328152, 2404070, 2910190, 4808140, 5529361, 5820380, 9616280, 11058722, 11640760, 22117444, 27646805, 44234888, 55293610, 110587220, 221174440]

約数ペア:

[(1, 221174440), (2, 110587220), (4, 55293610), (5, 44234888), (8, 27646805), (10, 22117444), (19, 11640760), (20, 11058722), (23, 9616280), (38, 5820380), (40, 5529361), (46, 4808140), (76, 2910190), (92, 2404070), (95, 2328152), (115, 1923256), (152, 1455095), (184, 1202035), (190, 1164076), (230, 961628), (380, 582038), (437, 506120), (460, 480814), (760, 291019), (874, 253060), (920, 240407), (1748, 126530), (2185, 101224), (3496, 63265), (4370, 50612), (8740, 25306), (12653, 17480)]