220720188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:811

約数の個数: 96

約数和(自身を含む): 589881600

約数和(自身を除く): 369161412

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 113, 114, 156, 226, 228, 247, 339, 452, 494, 659, 678, 741, 988, 1318, 1356, 1469, 1482, 1977, 2147, 2636, 2938, 2964, 3954, 4294, 4407, 5876, 6441, 7908, 8567, 8588, 8814, 12521, 12882, 17134, 17628, 25042, 25701, 25764, 27911, 34268, 37563, 50084, 51402, 55822, 74467, 75126, 83733, 102804, 111644, 148934, 150252, 162773, 167466, 223401, 297868, 325546, 334932, 446802, 488319, 651092, 893604, 968071, 976638, 1414873, 1936142, 1953276, 2829746, 2904213, 3872284, 4244619, 5659492, 5808426, 8489238, 11616852, 16978476, 18393349, 36786698, 55180047, 73573396, 110360094, 220720188]

約数ペア:

[(1, 220720188), (2, 110360094), (3, 73573396), (4, 55180047), (6, 36786698), (12, 18393349), (13, 16978476), (19, 11616852), (26, 8489238), (38, 5808426), (39, 5659492), (52, 4244619), (57, 3872284), (76, 2904213), (78, 2829746), (113, 1953276), (114, 1936142), (156, 1414873), (226, 976638), (228, 968071), (247, 893604), (339, 651092), (452, 488319), (494, 446802), (659, 334932), (678, 325546), (741, 297868), (988, 223401), (1318, 167466), (1356, 162773), (1469, 150252), (1482, 148934), (1977, 111644), (2147, 102804), (2636, 83733), (2938, 75126), (2964, 74467), (3954, 55822), (4294, 51402), (4407, 50084), (5876, 37563), (6441, 34268), (7908, 27911), (8567, 25764), (8588, 25701), (8814, 25042), (12521, 17628), (12882, 17134)]