87868760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 232450560

約数和(自身を除く): 144581800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 127, 140, 196, 245, 254, 280, 353, 392, 490, 508, 635, 706, 889, 980, 1016, 1270, 1412, 1765, 1778, 1960, 2471, 2540, 2824, 3530, 3556, 4445, 4942, 5080, 6223, 7060, 7112, 8890, 9884, 12355, 12446, 14120, 17297, 17780, 19768, 24710, 24892, 31115, 34594, 35560, 44831, 49420, 49784, 62230, 69188, 86485, 89662, 98840, 124460, 138376, 172970, 179324, 224155, 248920, 313817, 345940, 358648, 448310, 627634, 691880, 896620, 1255268, 1569085, 1793240, 2196719, 2510536, 3138170, 4393438, 6276340, 8786876, 10983595, 12552680, 17573752, 21967190, 43934380, 87868760]

約数ペア:

[(1, 87868760), (2, 43934380), (4, 21967190), (5, 17573752), (7, 12552680), (8, 10983595), (10, 8786876), (14, 6276340), (20, 4393438), (28, 3138170), (35, 2510536), (40, 2196719), (49, 1793240), (56, 1569085), (70, 1255268), (98, 896620), (127, 691880), (140, 627634), (196, 448310), (245, 358648), (254, 345940), (280, 313817), (353, 248920), (392, 224155), (490, 179324), (508, 172970), (635, 138376), (706, 124460), (889, 98840), (980, 89662), (1016, 86485), (1270, 69188), (1412, 62230), (1765, 49784), (1778, 49420), (1960, 44831), (2471, 35560), (2540, 34594), (2824, 31115), (3530, 24892), (3556, 24710), (4445, 19768), (4942, 17780), (5080, 17297), (6223, 14120), (7060, 12446), (7112, 12355), (8890, 9884)]