204927255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 408844800

約数和(自身を除く): 203917545

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 103, 117, 171, 179, 195, 247, 285, 309, 515, 537, 585, 741, 855, 895, 927, 1235, 1339, 1545, 1611, 1957, 2223, 2327, 2685, 3401, 3705, 4017, 4635, 5871, 6695, 6981, 8055, 9785, 10203, 11115, 11635, 12051, 17005, 17613, 18437, 20085, 20943, 25441, 29355, 30609, 34905, 44213, 51015, 55311, 60255, 76323, 88065, 92185, 104715, 127205, 132639, 153045, 165933, 221065, 228969, 239681, 276555, 350303, 381615, 397917, 663195, 719043, 829665, 1050909, 1144845, 1198405, 1751515, 1989585, 2157129, 3152727, 3595215, 4553939, 5254545, 10785645, 13661817, 15763635, 22769695, 40985451, 68309085, 204927255]

約数ペア:

[(1, 204927255), (3, 68309085), (5, 40985451), (9, 22769695), (13, 15763635), (15, 13661817), (19, 10785645), (39, 5254545), (45, 4553939), (57, 3595215), (65, 3152727), (95, 2157129), (103, 1989585), (117, 1751515), (171, 1198405), (179, 1144845), (195, 1050909), (247, 829665), (285, 719043), (309, 663195), (515, 397917), (537, 381615), (585, 350303), (741, 276555), (855, 239681), (895, 228969), (927, 221065), (1235, 165933), (1339, 153045), (1545, 132639), (1611, 127205), (1957, 104715), (2223, 92185), (2327, 88065), (2685, 76323), (3401, 60255), (3705, 55311), (4017, 51015), (4635, 44213), (5871, 34905), (6695, 30609), (6981, 29355), (8055, 25441), (9785, 20943), (10203, 20085), (11115, 18437), (11635, 17613), (12051, 17005)]