73983140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6863}}^1$

素因数の和:6897

約数の個数: 72

約数和(自身を含む): 197188992

約数和(自身を除く): 123205852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6863, 10780, 13726, 27452, 34315, 48041, 68630, 75493, 96082, 137260, 150986, 192164, 240205, 301972, 336287, 377465, 480410, 528451, 672574, 754930, 960820, 1056902, 1345148, 1509860, 1681435, 2113804, 2642255, 3362870, 3699157, 5284510, 6725740, 7398314, 10569020, 14796628, 18495785, 36991570, 73983140]

約数ペア:

[(1, 73983140), (2, 36991570), (4, 18495785), (5, 14796628), (7, 10569020), (10, 7398314), (11, 6725740), (14, 5284510), (20, 3699157), (22, 3362870), (28, 2642255), (35, 2113804), (44, 1681435), (49, 1509860), (55, 1345148), (70, 1056902), (77, 960820), (98, 754930), (110, 672574), (140, 528451), (154, 480410), (196, 377465), (220, 336287), (245, 301972), (308, 240205), (385, 192164), (490, 150986), (539, 137260), (770, 96082), (980, 75493), (1078, 68630), (1540, 48041), (2156, 34315), (2695, 27452), (5390, 13726), (6863, 10780)]