221696160

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{65981}}^1$

素因数の和:66006

約数の個数: 96

約数和(自身を含む): 798118272

約数和(自身を除く): 576422112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 65981, 131962, 197943, 263924, 329905, 395886, 461867, 527848, 659810, 791772, 923734, 989715, 1055696, 1319620, 1385601, 1583544, 1847468, 1979430, 2111392, 2309335, 2639240, 2771202, 3167088, 3694936, 3958860, 4618670, 5278480, 5542404, 6334176, 6928005, 7389872, 7917720, 9237340, 10556960, 11084808, 13856010, 14779744, 15835440, 18474680, 22169616, 27712020, 31670880, 36949360, 44339232, 55424040, 73898720, 110848080, 221696160]

約数ペア:

[(1, 221696160), (2, 110848080), (3, 73898720), (4, 55424040), (5, 44339232), (6, 36949360), (7, 31670880), (8, 27712020), (10, 22169616), (12, 18474680), (14, 15835440), (15, 14779744), (16, 13856010), (20, 11084808), (21, 10556960), (24, 9237340), (28, 7917720), (30, 7389872), (32, 6928005), (35, 6334176), (40, 5542404), (42, 5278480), (48, 4618670), (56, 3958860), (60, 3694936), (70, 3167088), (80, 2771202), (84, 2639240), (96, 2309335), (105, 2111392), (112, 1979430), (120, 1847468), (140, 1583544), (160, 1385601), (168, 1319620), (210, 1055696), (224, 989715), (240, 923734), (280, 791772), (336, 659810), (420, 527848), (480, 461867), (560, 395886), (672, 329905), (840, 263924), (1120, 197943), (1680, 131962), (3360, 65981)]