180578565

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 352197120

約数和(自身を除く): 171618555

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 81, 93, 95, 135, 155, 171, 279, 285, 405, 465, 513, 589, 757, 837, 855, 1395, 1539, 1767, 2271, 2511, 2565, 2945, 3785, 4185, 5301, 6813, 7695, 8835, 11355, 12555, 14383, 15903, 20439, 23467, 26505, 34065, 43149, 47709, 61317, 70401, 71915, 79515, 102195, 117335, 129447, 211203, 215745, 238545, 306585, 352005, 388341, 445873, 633609, 647235, 1056015, 1165023, 1337619, 1900827, 1941705, 2229365, 3168045, 4012857, 5825115, 6688095, 9504135, 12038571, 20064285, 36115713, 60192855, 180578565]

約数ペア:

[(1, 180578565), (3, 60192855), (5, 36115713), (9, 20064285), (15, 12038571), (19, 9504135), (27, 6688095), (31, 5825115), (45, 4012857), (57, 3168045), (81, 2229365), (93, 1941705), (95, 1900827), (135, 1337619), (155, 1165023), (171, 1056015), (279, 647235), (285, 633609), (405, 445873), (465, 388341), (513, 352005), (589, 306585), (757, 238545), (837, 215745), (855, 211203), (1395, 129447), (1539, 117335), (1767, 102195), (2271, 79515), (2511, 71915), (2565, 70401), (2945, 61317), (3785, 47709), (4185, 43149), (5301, 34065), (6813, 26505), (7695, 23467), (8835, 20439), (11355, 15903), (12555, 14383)]