156919210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72313}}^1$

素因数の和:72358

約数の個数: 32

約数和(自身を含む): 333222912

約数和(自身を除く): 176303702

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 72313, 144626, 361565, 506191, 723130, 1012382, 2241703, 2530955, 4483406, 5061910, 11208515, 15691921, 22417030, 31383842, 78459605, 156919210]

約数ペア:

[(1, 156919210), (2, 78459605), (5, 31383842), (7, 22417030), (10, 15691921), (14, 11208515), (31, 5061910), (35, 4483406), (62, 2530955), (70, 2241703), (155, 1012382), (217, 723130), (310, 506191), (434, 361565), (1085, 144626), (2170, 72313)]