208069785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 466083072

約数和(自身を除く): 258013287

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 53, 55, 63, 77, 99, 103, 105, 121, 159, 165, 231, 265, 309, 315, 363, 371, 385, 477, 495, 515, 583, 605, 693, 721, 795, 847, 927, 1089, 1113, 1133, 1155, 1545, 1749, 1815, 1855, 2163, 2385, 2541, 2915, 3339, 3399, 3465, 3605, 4081, 4235, 4635, 5247, 5445, 5459, 5565, 5665, 6413, 6489, 7623, 7931, 8745, 10197, 10815, 12243, 12463, 12705, 16377, 16695, 16995, 19239, 20405, 23793, 26235, 27295, 32065, 32445, 36729, 37389, 38115, 38213, 39655, 44891, 49131, 50985, 57717, 60049, 61215, 62315, 71379, 81885, 87241, 96195, 112167, 114639, 118965, 134673, 180147, 183645, 186945, 191065, 224455, 245655, 261723, 288585, 300245, 343917, 356895, 404019, 420343, 436205, 540441, 560835, 573195, 660539, 673365, 785169, 900735, 1261029, 1308615, 1719585, 1981617, 2020095, 2101715, 2702205, 3302695, 3783087, 3925845, 4623773, 5944851, 6305145, 9908085, 13871319, 18915435, 23118865, 29724255, 41613957, 69356595, 208069785]

約数ペア:

[(1, 208069785), (3, 69356595), (5, 41613957), (7, 29724255), (9, 23118865), (11, 18915435), (15, 13871319), (21, 9908085), (33, 6305145), (35, 5944851), (45, 4623773), (53, 3925845), (55, 3783087), (63, 3302695), (77, 2702205), (99, 2101715), (103, 2020095), (105, 1981617), (121, 1719585), (159, 1308615), (165, 1261029), (231, 900735), (265, 785169), (309, 673365), (315, 660539), (363, 573195), (371, 560835), (385, 540441), (477, 436205), (495, 420343), (515, 404019), (583, 356895), (605, 343917), (693, 300245), (721, 288585), (795, 261723), (847, 245655), (927, 224455), (1089, 191065), (1113, 186945), (1133, 183645), (1155, 180147), (1545, 134673), (1749, 118965), (1815, 114639), (1855, 112167), (2163, 96195), (2385, 87241), (2541, 81885), (2915, 71379), (3339, 62315), (3399, 61215), (3465, 60049), (3605, 57717), (4081, 50985), (4235, 49131), (4635, 44891), (5247, 39655), (5445, 38213), (5459, 38115), (5565, 37389), (5665, 36729), (6413, 32445), (6489, 32065), (7623, 27295), (7931, 26235), (8745, 23793), (10197, 20405), (10815, 19239), (12243, 16995), (12463, 16695), (12705, 16377)]