820140090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{355039}}^1$

素因数の和:355067

約数の個数: 64

約数和(自身を含む): 2454036480

約数和(自身を除く): 1633896390

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 355039, 710078, 1065117, 1775195, 2130234, 2485273, 3550390, 3905429, 4970546, 5325585, 7455819, 7810858, 10651170, 11716287, 12426365, 14911638, 19527145, 23432574, 24852730, 27338003, 37279095, 39054290, 54676006, 58581435, 74558190, 82014009, 117162870, 136690015, 164028018, 273380030, 410070045, 820140090]

約数ペア:

[(1, 820140090), (2, 410070045), (3, 273380030), (5, 164028018), (6, 136690015), (7, 117162870), (10, 82014009), (11, 74558190), (14, 58581435), (15, 54676006), (21, 39054290), (22, 37279095), (30, 27338003), (33, 24852730), (35, 23432574), (42, 19527145), (55, 14911638), (66, 12426365), (70, 11716287), (77, 10651170), (105, 7810858), (110, 7455819), (154, 5325585), (165, 4970546), (210, 3905429), (231, 3550390), (330, 2485273), (385, 2130234), (462, 1775195), (770, 1065117), (1155, 710078), (2310, 355039)]