201783015

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 437760000

約数和(自身を除く): 235976985

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 37, 45, 63, 87, 105, 111, 135, 145, 185, 189, 199, 203, 259, 261, 315, 333, 435, 555, 597, 609, 777, 783, 945, 995, 999, 1015, 1073, 1295, 1305, 1393, 1665, 1791, 1827, 2331, 2985, 3045, 3219, 3885, 3915, 4179, 4995, 5365, 5373, 5481, 5771, 6965, 6993, 7363, 7511, 8955, 9135, 9657, 11655, 12537, 16095, 17313, 20895, 22089, 22533, 26865, 27405, 28855, 28971, 34965, 36815, 37555, 37611, 40397, 48285, 51541, 51939, 62685, 66267, 67599, 86565, 110445, 112665, 121191, 144855, 154623, 155817, 188055, 198801, 201985, 202797, 213527, 257705, 259695, 331335, 337995, 363573, 463869, 605955, 640581, 773115, 779085, 994005, 1013985, 1067635, 1090719, 1391607, 1494689, 1817865, 1921743, 2319345, 3202905, 4484067, 5453595, 5765229, 6958035, 7473445, 9608715, 13452201, 22420335, 28826145, 40356603, 67261005, 201783015]

約数ペア:

[(1, 201783015), (3, 67261005), (5, 40356603), (7, 28826145), (9, 22420335), (15, 13452201), (21, 9608715), (27, 7473445), (29, 6958035), (35, 5765229), (37, 5453595), (45, 4484067), (63, 3202905), (87, 2319345), (105, 1921743), (111, 1817865), (135, 1494689), (145, 1391607), (185, 1090719), (189, 1067635), (199, 1013985), (203, 994005), (259, 779085), (261, 773115), (315, 640581), (333, 605955), (435, 463869), (555, 363573), (597, 337995), (609, 331335), (777, 259695), (783, 257705), (945, 213527), (995, 202797), (999, 201985), (1015, 198801), (1073, 188055), (1295, 155817), (1305, 154623), (1393, 144855), (1665, 121191), (1791, 112665), (1827, 110445), (2331, 86565), (2985, 67599), (3045, 66267), (3219, 62685), (3885, 51939), (3915, 51541), (4179, 48285), (4995, 40397), (5365, 37611), (5373, 37555), (5481, 36815), (5771, 34965), (6965, 28971), (6993, 28855), (7363, 27405), (7511, 26865), (8955, 22533), (9135, 22089), (9657, 20895), (11655, 17313), (12537, 16095)]