90637920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{20981}}^1$

素因数の和:21005

約数の個数: 96

約数和(自身を含む): 317247840

約数和(自身を除く): 226609920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 20981, 41962, 62943, 83924, 104905, 125886, 167848, 188829, 209810, 251772, 314715, 335696, 377658, 419620, 503544, 566487, 629430, 671392, 755316, 839240, 944145, 1007088, 1132974, 1258860, 1510632, 1678480, 1888290, 2014176, 2265948, 2517720, 2832435, 3021264, 3356960, 3776580, 4531896, 5035440, 5664870, 6042528, 7553160, 9063792, 10070880, 11329740, 15106320, 18127584, 22659480, 30212640, 45318960, 90637920]

約数ペア:

[(1, 90637920), (2, 45318960), (3, 30212640), (4, 22659480), (5, 18127584), (6, 15106320), (8, 11329740), (9, 10070880), (10, 9063792), (12, 7553160), (15, 6042528), (16, 5664870), (18, 5035440), (20, 4531896), (24, 3776580), (27, 3356960), (30, 3021264), (32, 2832435), (36, 2517720), (40, 2265948), (45, 2014176), (48, 1888290), (54, 1678480), (60, 1510632), (72, 1258860), (80, 1132974), (90, 1007088), (96, 944145), (108, 839240), (120, 755316), (135, 671392), (144, 629430), (160, 566487), (180, 503544), (216, 419620), (240, 377658), (270, 335696), (288, 314715), (360, 251772), (432, 209810), (480, 188829), (540, 167848), (720, 125886), (864, 104905), (1080, 83924), (1440, 62943), (2160, 41962), (4320, 20981)]