74431280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 221557248

約数和(自身を除く): 147125968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 80, 86, 88, 110, 112, 140, 154, 172, 176, 215, 220, 280, 281, 301, 308, 344, 385, 430, 440, 473, 560, 562, 602, 616, 688, 770, 860, 880, 946, 1124, 1204, 1232, 1405, 1505, 1540, 1720, 1892, 1967, 2248, 2365, 2408, 2810, 3010, 3080, 3091, 3311, 3440, 3784, 3934, 4496, 4730, 4816, 5620, 6020, 6160, 6182, 6622, 7568, 7868, 9460, 9835, 11240, 12040, 12083, 12364, 13244, 15455, 15736, 16555, 18920, 19670, 21637, 22480, 24080, 24166, 24728, 26488, 30910, 31472, 33110, 37840, 39340, 43274, 48332, 49456, 52976, 60415, 61820, 66220, 78680, 84581, 86548, 96664, 108185, 120830, 123640, 132440, 132913, 157360, 169162, 173096, 193328, 216370, 241660, 247280, 264880, 265826, 338324, 346192, 422905, 432740, 483320, 531652, 664565, 676648, 845810, 865480, 930391, 966640, 1063304, 1329130, 1353296, 1691620, 1730960, 1860782, 2126608, 2658260, 3383240, 3721564, 4651955, 5316520, 6766480, 7443128, 9303910, 10633040, 14886256, 18607820, 37215640, 74431280]

約数ペア:

[(1, 74431280), (2, 37215640), (4, 18607820), (5, 14886256), (7, 10633040), (8, 9303910), (10, 7443128), (11, 6766480), (14, 5316520), (16, 4651955), (20, 3721564), (22, 3383240), (28, 2658260), (35, 2126608), (40, 1860782), (43, 1730960), (44, 1691620), (55, 1353296), (56, 1329130), (70, 1063304), (77, 966640), (80, 930391), (86, 865480), (88, 845810), (110, 676648), (112, 664565), (140, 531652), (154, 483320), (172, 432740), (176, 422905), (215, 346192), (220, 338324), (280, 265826), (281, 264880), (301, 247280), (308, 241660), (344, 216370), (385, 193328), (430, 173096), (440, 169162), (473, 157360), (560, 132913), (562, 132440), (602, 123640), (616, 120830), (688, 108185), (770, 96664), (860, 86548), (880, 84581), (946, 78680), (1124, 66220), (1204, 61820), (1232, 60415), (1405, 52976), (1505, 49456), (1540, 48332), (1720, 43274), (1892, 39340), (1967, 37840), (2248, 33110), (2365, 31472), (2408, 30910), (2810, 26488), (3010, 24728), (3080, 24166), (3091, 24080), (3311, 22480), (3440, 21637), (3784, 19670), (3934, 18920), (4496, 16555), (4730, 15736), (4816, 15455), (5620, 13244), (6020, 12364), (6160, 12083), (6182, 12040), (6622, 11240), (7568, 9835), (7868, 9460)]