208054665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 473211648

約数和(自身を除く): 265156983

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 35, 39, 45, 47, 63, 65, 69, 91, 105, 115, 117, 141, 161, 195, 207, 235, 273, 299, 315, 329, 345, 423, 455, 483, 585, 611, 705, 805, 819, 897, 987, 1035, 1081, 1365, 1449, 1495, 1645, 1833, 2093, 2115, 2209, 2415, 2691, 2961, 3055, 3243, 4095, 4277, 4485, 4935, 5405, 5499, 6279, 6627, 7245, 7567, 9165, 9729, 10465, 11045, 12831, 13455, 14053, 14805, 15463, 16215, 18837, 19881, 21385, 22701, 27495, 28717, 31395, 33135, 37835, 38493, 42159, 46389, 48645, 50807, 64155, 68103, 70265, 77315, 86151, 94185, 98371, 99405, 113505, 126477, 139167, 143585, 152421, 192465, 201019, 210795, 231945, 254035, 258453, 295113, 340515, 355649, 430755, 457263, 491855, 603057, 632385, 660491, 695835, 762105, 885339, 1005095, 1066947, 1292265, 1475565, 1778245, 1809171, 1981473, 2286315, 3015285, 3200841, 3302455, 4426695, 4623437, 5334735, 5944419, 9045855, 9907365, 13870311, 16004205, 23117185, 29722095, 41610933, 69351555, 208054665]

約数ペア:

[(1, 208054665), (3, 69351555), (5, 41610933), (7, 29722095), (9, 23117185), (13, 16004205), (15, 13870311), (21, 9907365), (23, 9045855), (35, 5944419), (39, 5334735), (45, 4623437), (47, 4426695), (63, 3302455), (65, 3200841), (69, 3015285), (91, 2286315), (105, 1981473), (115, 1809171), (117, 1778245), (141, 1475565), (161, 1292265), (195, 1066947), (207, 1005095), (235, 885339), (273, 762105), (299, 695835), (315, 660491), (329, 632385), (345, 603057), (423, 491855), (455, 457263), (483, 430755), (585, 355649), (611, 340515), (705, 295113), (805, 258453), (819, 254035), (897, 231945), (987, 210795), (1035, 201019), (1081, 192465), (1365, 152421), (1449, 143585), (1495, 139167), (1645, 126477), (1833, 113505), (2093, 99405), (2115, 98371), (2209, 94185), (2415, 86151), (2691, 77315), (2961, 70265), (3055, 68103), (3243, 64155), (4095, 50807), (4277, 48645), (4485, 46389), (4935, 42159), (5405, 38493), (5499, 37835), (6279, 33135), (6627, 31395), (7245, 28717), (7567, 27495), (9165, 22701), (9729, 21385), (10465, 19881), (11045, 18837), (12831, 16215), (13455, 15463), (14053, 14805)]