320205087705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1\times {\mathrm{8971}}^1$

素因数の和:9646

約数の個数: 64

約数和(自身を含む): 537996146688

約数和(自身を除く): 217791058983

約数列:

[1, 3, 5, 15, 23, 69, 115, 307, 337, 345, 921, 1011, 1535, 1685, 4605, 5055, 7061, 7751, 8971, 21183, 23253, 26913, 35305, 38755, 44855, 103459, 105915, 116265, 134565, 206333, 310377, 517295, 618999, 1031665, 1551885, 2379557, 2754097, 3023227, 3094995, 7138671, 8262291, 9069681, 11897785, 13770485, 15116135, 35693355, 41311455, 45348405, 63344231, 69534221, 190032693, 208602663, 316721155, 347671105, 928130689, 950163465, 1043013315, 2784392067, 4640653445, 13921960335, 21347005847, 64041017541, 106735029235, 320205087705]

約数ペア:

[(1, 320205087705), (3, 106735029235), (5, 64041017541), (15, 21347005847), (23, 13921960335), (69, 4640653445), (115, 2784392067), (307, 1043013315), (337, 950163465), (345, 928130689), (921, 347671105), (1011, 316721155), (1535, 208602663), (1685, 190032693), (4605, 69534221), (5055, 63344231), (7061, 45348405), (7751, 41311455), (8971, 35693355), (21183, 15116135), (23253, 13770485), (26913, 11897785), (35305, 9069681), (38755, 8262291), (44855, 7138671), (103459, 3094995), (105915, 3023227), (116265, 2754097), (134565, 2379557), (206333, 1551885), (310377, 1031665), (517295, 618999)]