18702940095

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{2099}}^1$

素因数の和:2579

約数の個数: 120

約数和(自身を含む): 39105990000

約数和(自身を除く): 20403049905

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 449, 567, 735, 945, 1323, 1347, 2099, 2205, 2245, 2835, 3143, 3969, 4041, 6297, 6615, 6735, 9429, 10495, 12123, 14693, 15715, 18891, 19845, 20205, 22001, 28287, 31485, 36369, 44079, 47145, 56673, 60615, 66003, 73465, 84861, 94455, 102851, 110005, 132237, 141435, 170019, 181845, 198009, 220395, 254583, 283365, 308553, 330015, 396711, 424305, 514255, 594027, 661185, 850095, 925659, 942451, 990045, 1190133, 1272915, 1542765, 1782081, 1983555, 2776977, 2827353, 2970135, 4628295, 4712255, 5950665, 6597157, 8330931, 8482059, 8910405, 13884885, 14136765, 19791471, 25446177, 32985785, 41654655, 42410295, 46180099, 59374413, 76338531, 98957355, 127230885, 138540297, 178123239, 230900495, 296872065, 381692655, 415620891, 534369717, 692701485, 890616195, 1246862673, 2078104455, 2671848585, 3740588019, 6234313365, 18702940095]

約数ペア:

[(1, 18702940095), (3, 6234313365), (5, 3740588019), (7, 2671848585), (9, 2078104455), (15, 1246862673), (21, 890616195), (27, 692701485), (35, 534369717), (45, 415620891), (49, 381692655), (63, 296872065), (81, 230900495), (105, 178123239), (135, 138540297), (147, 127230885), (189, 98957355), (245, 76338531), (315, 59374413), (405, 46180099), (441, 42410295), (449, 41654655), (567, 32985785), (735, 25446177), (945, 19791471), (1323, 14136765), (1347, 13884885), (2099, 8910405), (2205, 8482059), (2245, 8330931), (2835, 6597157), (3143, 5950665), (3969, 4712255), (4041, 4628295), (6297, 2970135), (6615, 2827353), (6735, 2776977), (9429, 1983555), (10495, 1782081), (12123, 1542765), (14693, 1272915), (15715, 1190133), (18891, 990045), (19845, 942451), (20205, 925659), (22001, 850095), (28287, 661185), (31485, 594027), (36369, 514255), (44079, 424305), (47145, 396711), (56673, 330015), (60615, 308553), (66003, 283365), (73465, 254583), (84861, 220395), (94455, 198009), (102851, 181845), (110005, 170019), (132237, 141435)]