31351080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1907}}^1$

素因数の和:2058

約数の個数: 64

約数和(自身を含む): 94789440

約数和(自身を除く): 63438360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 1907, 2055, 2740, 3288, 3814, 4110, 5480, 5721, 7628, 8220, 9535, 11442, 15256, 16440, 19070, 22884, 28605, 38140, 45768, 57210, 76280, 114420, 228840, 261259, 522518, 783777, 1045036, 1306295, 1567554, 2090072, 2612590, 3135108, 3918885, 5225180, 6270216, 7837770, 10450360, 15675540, 31351080]

約数ペア:

[(1, 31351080), (2, 15675540), (3, 10450360), (4, 7837770), (5, 6270216), (6, 5225180), (8, 3918885), (10, 3135108), (12, 2612590), (15, 2090072), (20, 1567554), (24, 1306295), (30, 1045036), (40, 783777), (60, 522518), (120, 261259), (137, 228840), (274, 114420), (411, 76280), (548, 57210), (685, 45768), (822, 38140), (1096, 28605), (1370, 22884), (1644, 19070), (1907, 16440), (2055, 15256), (2740, 11442), (3288, 9535), (3814, 8220), (4110, 7628), (5480, 5721)]