123375560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 354896640

約数和(自身を除く): 231521080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 140, 154, 164, 205, 220, 280, 287, 308, 328, 385, 410, 440, 451, 574, 616, 770, 820, 902, 977, 1148, 1435, 1540, 1640, 1804, 1954, 2255, 2296, 2870, 3080, 3157, 3608, 3908, 4510, 4885, 5740, 6314, 6839, 7816, 9020, 9770, 10747, 11480, 12628, 13678, 15785, 18040, 19540, 21494, 25256, 27356, 31570, 34195, 39080, 40057, 42988, 53735, 54712, 63140, 68390, 75229, 80114, 85976, 107470, 126280, 136780, 150458, 160228, 200285, 214940, 273560, 280399, 300916, 320456, 376145, 400570, 429880, 440627, 560798, 601832, 752290, 801140, 881254, 1121596, 1401995, 1504580, 1602280, 1762508, 2203135, 2243192, 2803990, 3009160, 3084389, 3525016, 4406270, 5607980, 6168778, 8812540, 11215960, 12337556, 15421945, 17625080, 24675112, 30843890, 61687780, 123375560]

約数ペア:

[(1, 123375560), (2, 61687780), (4, 30843890), (5, 24675112), (7, 17625080), (8, 15421945), (10, 12337556), (11, 11215960), (14, 8812540), (20, 6168778), (22, 5607980), (28, 4406270), (35, 3525016), (40, 3084389), (41, 3009160), (44, 2803990), (55, 2243192), (56, 2203135), (70, 1762508), (77, 1602280), (82, 1504580), (88, 1401995), (110, 1121596), (140, 881254), (154, 801140), (164, 752290), (205, 601832), (220, 560798), (280, 440627), (287, 429880), (308, 400570), (328, 376145), (385, 320456), (410, 300916), (440, 280399), (451, 273560), (574, 214940), (616, 200285), (770, 160228), (820, 150458), (902, 136780), (977, 126280), (1148, 107470), (1435, 85976), (1540, 80114), (1640, 75229), (1804, 68390), (1954, 63140), (2255, 54712), (2296, 53735), (2870, 42988), (3080, 40057), (3157, 39080), (3608, 34195), (3908, 31570), (4510, 27356), (4885, 25256), (5740, 21494), (6314, 19540), (6839, 18040), (7816, 15785), (9020, 13678), (9770, 12628), (10747, 11480)]