156920145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 283668480

約数和(自身を除く): 126748335

約数列:

[1, 3, 5, 15, 19, 23, 37, 57, 69, 95, 111, 115, 185, 285, 345, 437, 555, 647, 703, 851, 1311, 1941, 2109, 2185, 2553, 3235, 3515, 4255, 6555, 9705, 10545, 12293, 12765, 14881, 16169, 23939, 36879, 44643, 48507, 61465, 71817, 74405, 80845, 119695, 184395, 223215, 242535, 282739, 359085, 454841, 550597, 848217, 1364523, 1413695, 1651791, 2274205, 2752985, 4241085, 6822615, 8258955, 10461343, 31384029, 52306715, 156920145]

約数ペア:

[(1, 156920145), (3, 52306715), (5, 31384029), (15, 10461343), (19, 8258955), (23, 6822615), (37, 4241085), (57, 2752985), (69, 2274205), (95, 1651791), (111, 1413695), (115, 1364523), (185, 848217), (285, 550597), (345, 454841), (437, 359085), (555, 282739), (647, 242535), (703, 223215), (851, 184395), (1311, 119695), (1941, 80845), (2109, 74405), (2185, 71817), (2553, 61465), (3235, 48507), (3515, 44643), (4255, 36879), (6555, 23939), (9705, 16169), (10545, 14881), (12293, 12765)]