289762740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69991}}^1$

素因数の和:70029

約数の個数: 72

約数和(自身を含む): 917175168

約数和(自身を除く): 627412428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 69991, 139982, 209973, 279964, 349955, 419946, 629919, 699910, 839892, 1049865, 1259838, 1399820, 1609793, 2099730, 2519676, 3149595, 3219586, 4199460, 4829379, 6299190, 6439172, 8048965, 9658758, 12598380, 14488137, 16097930, 19317516, 24146895, 28976274, 32195860, 48293790, 57952548, 72440685, 96587580, 144881370, 289762740]

約数ペア:

[(1, 289762740), (2, 144881370), (3, 96587580), (4, 72440685), (5, 57952548), (6, 48293790), (9, 32195860), (10, 28976274), (12, 24146895), (15, 19317516), (18, 16097930), (20, 14488137), (23, 12598380), (30, 9658758), (36, 8048965), (45, 6439172), (46, 6299190), (60, 4829379), (69, 4199460), (90, 3219586), (92, 3149595), (115, 2519676), (138, 2099730), (180, 1609793), (207, 1399820), (230, 1259838), (276, 1049865), (345, 839892), (414, 699910), (460, 629919), (690, 419946), (828, 349955), (1035, 279964), (1380, 209973), (2070, 139982), (4140, 69991)]