138247260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{25889}}^1$

素因数の和:25990

約数の個数: 48

約数和(自身を含む): 391456800

約数和(自身を除く): 253209540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 25889, 51778, 77667, 103556, 129445, 155334, 258890, 310668, 388335, 517780, 776670, 1553340, 2304121, 4608242, 6912363, 9216484, 11520605, 13824726, 23041210, 27649452, 34561815, 46082420, 69123630, 138247260]

約数ペア:

[(1, 138247260), (2, 69123630), (3, 46082420), (4, 34561815), (5, 27649452), (6, 23041210), (10, 13824726), (12, 11520605), (15, 9216484), (20, 6912363), (30, 4608242), (60, 2304121), (89, 1553340), (178, 776670), (267, 517780), (356, 388335), (445, 310668), (534, 258890), (890, 155334), (1068, 129445), (1335, 103556), (1780, 77667), (2670, 51778), (5340, 25889)]