208736055

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 433382400

約数和(自身を除く): 224646345

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 37, 45, 55, 87, 99, 111, 131, 135, 145, 165, 185, 261, 297, 319, 333, 393, 407, 435, 495, 555, 655, 783, 957, 999, 1073, 1179, 1221, 1305, 1441, 1485, 1595, 1665, 1965, 2035, 2871, 3219, 3537, 3663, 3799, 3915, 4323, 4785, 4847, 4995, 5365, 5895, 6105, 7205, 8613, 9657, 10989, 11397, 11803, 12969, 14355, 14541, 16095, 17685, 18315, 18995, 21615, 24235, 28971, 34191, 35409, 38907, 41789, 43065, 43623, 48285, 53317, 54945, 56985, 59015, 64845, 72705, 102573, 106227, 125367, 130869, 140563, 144855, 159951, 170955, 177045, 194535, 208945, 218115, 266585, 318681, 376101, 421689, 479853, 512865, 531135, 626835, 654345, 702815, 799755, 1128303, 1265067, 1439559, 1546193, 1593405, 1880505, 2108445, 2399265, 3795201, 4638579, 5641515, 6325335, 7197795, 7730965, 13915737, 18976005, 23192895, 41747211, 69578685, 208736055]

約数ペア:

[(1, 208736055), (3, 69578685), (5, 41747211), (9, 23192895), (11, 18976005), (15, 13915737), (27, 7730965), (29, 7197795), (33, 6325335), (37, 5641515), (45, 4638579), (55, 3795201), (87, 2399265), (99, 2108445), (111, 1880505), (131, 1593405), (135, 1546193), (145, 1439559), (165, 1265067), (185, 1128303), (261, 799755), (297, 702815), (319, 654345), (333, 626835), (393, 531135), (407, 512865), (435, 479853), (495, 421689), (555, 376101), (655, 318681), (783, 266585), (957, 218115), (999, 208945), (1073, 194535), (1179, 177045), (1221, 170955), (1305, 159951), (1441, 144855), (1485, 140563), (1595, 130869), (1665, 125367), (1965, 106227), (2035, 102573), (2871, 72705), (3219, 64845), (3537, 59015), (3663, 56985), (3799, 54945), (3915, 53317), (4323, 48285), (4785, 43623), (4847, 43065), (4995, 41789), (5365, 38907), (5895, 35409), (6105, 34191), (7205, 28971), (8613, 24235), (9657, 21615), (10989, 18995), (11397, 18315), (11803, 17685), (12969, 16095), (14355, 14541)]