121889768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 317399040

約数和(自身を除く): 195509272

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 364, 403, 434, 491, 572, 616, 682, 728, 806, 868, 982, 1001, 1144, 1364, 1612, 1736, 1964, 2002, 2387, 2728, 2821, 3224, 3437, 3928, 4004, 4433, 4774, 5401, 5642, 6383, 6874, 8008, 8866, 9548, 10802, 11284, 12766, 13748, 15221, 17732, 19096, 21604, 22568, 25532, 27496, 30442, 31031, 35464, 37807, 43208, 44681, 51064, 60884, 62062, 70213, 75614, 89362, 106547, 121768, 124124, 140426, 151228, 167431, 178724, 197873, 213094, 248248, 280852, 302456, 334862, 357448, 395746, 426188, 491491, 561704, 669724, 791492, 852376, 982982, 1172017, 1339448, 1385111, 1582984, 1965964, 2176603, 2344034, 2770222, 3931928, 4353206, 4688068, 5540444, 8706412, 9376136, 11080888, 15236221, 17412824, 30472442, 60944884, 121889768]

約数ペア:

[(1, 121889768), (2, 60944884), (4, 30472442), (7, 17412824), (8, 15236221), (11, 11080888), (13, 9376136), (14, 8706412), (22, 5540444), (26, 4688068), (28, 4353206), (31, 3931928), (44, 2770222), (52, 2344034), (56, 2176603), (62, 1965964), (77, 1582984), (88, 1385111), (91, 1339448), (104, 1172017), (124, 982982), (143, 852376), (154, 791492), (182, 669724), (217, 561704), (248, 491491), (286, 426188), (308, 395746), (341, 357448), (364, 334862), (403, 302456), (434, 280852), (491, 248248), (572, 213094), (616, 197873), (682, 178724), (728, 167431), (806, 151228), (868, 140426), (982, 124124), (1001, 121768), (1144, 106547), (1364, 89362), (1612, 75614), (1736, 70213), (1964, 62062), (2002, 60884), (2387, 51064), (2728, 44681), (2821, 43208), (3224, 37807), (3437, 35464), (3928, 31031), (4004, 30442), (4433, 27496), (4774, 25532), (5401, 22568), (5642, 21604), (6383, 19096), (6874, 17732), (8008, 15221), (8866, 13748), (9548, 12766), (10802, 11284)]