208368825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 421111440

約数和(自身を除く): 212742615

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 49, 59, 75, 93, 105, 147, 155, 175, 177, 217, 245, 295, 413, 465, 525, 651, 735, 775, 885, 961, 1085, 1225, 1239, 1475, 1519, 1829, 2065, 2325, 2883, 2891, 3255, 3675, 4425, 4557, 4805, 5425, 5487, 6195, 6727, 7595, 8673, 9145, 10325, 12803, 14415, 14455, 16275, 20181, 22785, 24025, 27435, 30975, 33635, 37975, 38409, 43365, 45725, 47089, 56699, 64015, 72075, 72275, 89621, 100905, 113925, 137175, 141267, 168175, 170097, 192045, 216825, 235445, 268863, 283495, 320075, 396893, 448105, 504525, 706335, 850485, 960225, 1177225, 1190679, 1344315, 1417475, 1984465, 2240525, 2778251, 3531675, 4252425, 5953395, 6721575, 8334753, 9922325, 13891255, 29766975, 41673765, 69456275, 208368825]

約数ペア:

[(1, 208368825), (3, 69456275), (5, 41673765), (7, 29766975), (15, 13891255), (21, 9922325), (25, 8334753), (31, 6721575), (35, 5953395), (49, 4252425), (59, 3531675), (75, 2778251), (93, 2240525), (105, 1984465), (147, 1417475), (155, 1344315), (175, 1190679), (177, 1177225), (217, 960225), (245, 850485), (295, 706335), (413, 504525), (465, 448105), (525, 396893), (651, 320075), (735, 283495), (775, 268863), (885, 235445), (961, 216825), (1085, 192045), (1225, 170097), (1239, 168175), (1475, 141267), (1519, 137175), (1829, 113925), (2065, 100905), (2325, 89621), (2883, 72275), (2891, 72075), (3255, 64015), (3675, 56699), (4425, 47089), (4557, 45725), (4805, 43365), (5425, 38409), (5487, 37975), (6195, 33635), (6727, 30975), (7595, 27435), (8673, 24025), (9145, 22785), (10325, 20181), (12803, 16275), (14415, 14455)]