67821880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34603}}^1$

素因数の和:34628

約数の個数: 48

約数和(自身を含む): 177518520

約数和(自身を除く): 109696640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 34603, 69206, 138412, 173015, 242221, 276824, 346030, 484442, 692060, 968884, 1211105, 1384120, 1695547, 1937768, 2422210, 3391094, 4844420, 6782188, 8477735, 9688840, 13564376, 16955470, 33910940, 67821880]

約数ペア:

[(1, 67821880), (2, 33910940), (4, 16955470), (5, 13564376), (7, 9688840), (8, 8477735), (10, 6782188), (14, 4844420), (20, 3391094), (28, 2422210), (35, 1937768), (40, 1695547), (49, 1384120), (56, 1211105), (70, 968884), (98, 692060), (140, 484442), (196, 346030), (245, 276824), (280, 242221), (392, 173015), (490, 138412), (980, 69206), (1960, 34603)]