9156840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 128

約数和(自身を含む): 34283520

約数和(自身を除く): 25126680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 991, 1155, 1320, 1540, 1848, 1982, 2310, 2973, 3080, 3964, 4620, 4955, 5946, 6937, 7928, 9240, 9910, 10901, 11892, 13874, 14865, 19820, 20811, 21802, 23784, 27748, 29730, 32703, 34685, 39640, 41622, 43604, 54505, 55496, 59460, 65406, 69370, 76307, 83244, 87208, 104055, 109010, 118920, 130812, 138740, 152614, 163515, 166488, 208110, 218020, 228921, 261624, 277480, 305228, 327030, 381535, 416220, 436040, 457842, 610456, 654060, 763070, 832440, 915684, 1144605, 1308120, 1526140, 1831368, 2289210, 3052280, 4578420, 9156840]

約数ペア:

[(1, 9156840), (2, 4578420), (3, 3052280), (4, 2289210), (5, 1831368), (6, 1526140), (7, 1308120), (8, 1144605), (10, 915684), (11, 832440), (12, 763070), (14, 654060), (15, 610456), (20, 457842), (21, 436040), (22, 416220), (24, 381535), (28, 327030), (30, 305228), (33, 277480), (35, 261624), (40, 228921), (42, 218020), (44, 208110), (55, 166488), (56, 163515), (60, 152614), (66, 138740), (70, 130812), (77, 118920), (84, 109010), (88, 104055), (105, 87208), (110, 83244), (120, 76307), (132, 69370), (140, 65406), (154, 59460), (165, 55496), (168, 54505), (210, 43604), (220, 41622), (231, 39640), (264, 34685), (280, 32703), (308, 29730), (330, 27748), (385, 23784), (420, 21802), (440, 20811), (462, 19820), (616, 14865), (660, 13874), (770, 11892), (840, 10901), (924, 9910), (991, 9240), (1155, 7928), (1320, 6937), (1540, 5946), (1848, 4955), (1982, 4620), (2310, 3964), (2973, 3080)]