427556880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{65981}}^1$

素因数の和:66006

約数の個数: 100

約数和(自身を含む): 1484990892

約数和(自身を除く): 1057434012

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 65981, 131962, 197943, 263924, 329905, 395886, 527848, 593829, 659810, 791772, 989715, 1055696, 1187658, 1319620, 1583544, 1781487, 1979430, 2375316, 2639240, 2969145, 3167088, 3562974, 3958860, 4750632, 5278480, 5344461, 5938290, 7125948, 7917720, 8907435, 9501264, 10688922, 11876580, 14251896, 15835440, 17814870, 21377844, 23753160, 26722305, 28503792, 35629740, 42755688, 47506320, 53444610, 71259480, 85511376, 106889220, 142518960, 213778440, 427556880]

約数ペア:

[(1, 427556880), (2, 213778440), (3, 142518960), (4, 106889220), (5, 85511376), (6, 71259480), (8, 53444610), (9, 47506320), (10, 42755688), (12, 35629740), (15, 28503792), (16, 26722305), (18, 23753160), (20, 21377844), (24, 17814870), (27, 15835440), (30, 14251896), (36, 11876580), (40, 10688922), (45, 9501264), (48, 8907435), (54, 7917720), (60, 7125948), (72, 5938290), (80, 5344461), (81, 5278480), (90, 4750632), (108, 3958860), (120, 3562974), (135, 3167088), (144, 2969145), (162, 2639240), (180, 2375316), (216, 1979430), (240, 1781487), (270, 1583544), (324, 1319620), (360, 1187658), (405, 1055696), (432, 989715), (540, 791772), (648, 659810), (720, 593829), (810, 527848), (1080, 395886), (1296, 329905), (1620, 263924), (2160, 197943), (3240, 131962), (6480, 65981)]