179655980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 444554880

約数和(自身を除く): 264898900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 109, 122, 140, 193, 218, 244, 305, 386, 427, 436, 545, 610, 763, 772, 854, 965, 1090, 1220, 1351, 1526, 1708, 1930, 2135, 2180, 2702, 3052, 3815, 3860, 4270, 5404, 6649, 6755, 7630, 8540, 11773, 13298, 13510, 15260, 21037, 23546, 26596, 27020, 33245, 42074, 46543, 47092, 58865, 66490, 82411, 84148, 93086, 105185, 117730, 132980, 147259, 164822, 186172, 210370, 232715, 235460, 294518, 329644, 412055, 420740, 465430, 589036, 736295, 824110, 930860, 1283257, 1472590, 1648220, 2566514, 2945180, 5133028, 6416285, 8982799, 12832570, 17965598, 25665140, 35931196, 44913995, 89827990, 179655980]

約数ペア:

[(1, 179655980), (2, 89827990), (4, 44913995), (5, 35931196), (7, 25665140), (10, 17965598), (14, 12832570), (20, 8982799), (28, 6416285), (35, 5133028), (61, 2945180), (70, 2566514), (109, 1648220), (122, 1472590), (140, 1283257), (193, 930860), (218, 824110), (244, 736295), (305, 589036), (386, 465430), (427, 420740), (436, 412055), (545, 329644), (610, 294518), (763, 235460), (772, 232715), (854, 210370), (965, 186172), (1090, 164822), (1220, 147259), (1351, 132980), (1526, 117730), (1708, 105185), (1930, 93086), (2135, 84148), (2180, 82411), (2702, 66490), (3052, 58865), (3815, 47092), (3860, 46543), (4270, 42074), (5404, 33245), (6649, 27020), (6755, 26596), (7630, 23546), (8540, 21037), (11773, 15260), (13298, 13510)]