156638660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13297}}^1$

素因数の和:13356

約数の個数: 48

約数和(自身を含む): 357450240

約数和(自身を除く): 200811580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 13297, 26594, 53188, 66485, 132970, 252643, 265940, 412207, 505286, 824414, 1010572, 1263215, 1648828, 2061035, 2526430, 4122070, 5052860, 7831933, 8244140, 15663866, 31327732, 39159665, 78319330, 156638660]

約数ペア:

[(1, 156638660), (2, 78319330), (4, 39159665), (5, 31327732), (10, 15663866), (19, 8244140), (20, 7831933), (31, 5052860), (38, 4122070), (62, 2526430), (76, 2061035), (95, 1648828), (124, 1263215), (155, 1010572), (190, 824414), (310, 505286), (380, 412207), (589, 265940), (620, 252643), (1178, 132970), (2356, 66485), (2945, 53188), (5890, 26594), (11780, 13297)]