2221275840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{47221}}^1$

素因数の和:47255

約数の個数: 168

約数和(自身を含む): 8204161392

約数和(自身を除く): 5982885552

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 47040, 47221, 94442, 141663, 188884, 236105, 283326, 330547, 377768, 472210, 566652, 661094, 708315, 755536, 944420, 991641, 1133304, 1322188, 1416630, 1511072, 1652735, 1888840, 1983282, 2266608, 2313829, 2644376, 2833260, 3022144, 3305470, 3777680, 3966564, 4533216, 4627658, 4958205, 5288752, 5666520, 6610940, 6941487, 7555360, 7933128, 9066432, 9255316, 9916410, 10577504, 11333040, 11569145, 13221880, 13882974, 15110720, 15866256, 18510632, 19832820, 21155008, 22666080, 23138290, 26443760, 27765948, 31732512, 34707435, 37021264, 39665640, 45332160, 46276580, 52887520, 55531896, 63465024, 69414870, 74042528, 79331280, 92553160, 105775040, 111063792, 138829740, 148085056, 158662560, 185106320, 222127584, 277659480, 317325120, 370212640, 444255168, 555318960, 740425280, 1110637920, 2221275840]

約数ペア:

[(1, 2221275840), (2, 1110637920), (3, 740425280), (4, 555318960), (5, 444255168), (6, 370212640), (7, 317325120), (8, 277659480), (10, 222127584), (12, 185106320), (14, 158662560), (15, 148085056), (16, 138829740), (20, 111063792), (21, 105775040), (24, 92553160), (28, 79331280), (30, 74042528), (32, 69414870), (35, 63465024), (40, 55531896), (42, 52887520), (48, 46276580), (49, 45332160), (56, 39665640), (60, 37021264), (64, 34707435), (70, 31732512), (80, 27765948), (84, 26443760), (96, 23138290), (98, 22666080), (105, 21155008), (112, 19832820), (120, 18510632), (140, 15866256), (147, 15110720), (160, 13882974), (168, 13221880), (192, 11569145), (196, 11333040), (210, 10577504), (224, 9916410), (240, 9255316), (245, 9066432), (280, 7933128), (294, 7555360), (320, 6941487), (336, 6610940), (392, 5666520), (420, 5288752), (448, 4958205), (480, 4627658), (490, 4533216), (560, 3966564), (588, 3777680), (672, 3305470), (735, 3022144), (784, 2833260), (840, 2644376), (960, 2313829), (980, 2266608), (1120, 1983282), (1176, 1888840), (1344, 1652735), (1470, 1511072), (1568, 1416630), (1680, 1322188), (1960, 1133304), (2240, 991641), (2352, 944420), (2940, 755536), (3136, 708315), (3360, 661094), (3920, 566652), (4704, 472210), (5880, 377768), (6720, 330547), (7840, 283326), (9408, 236105), (11760, 188884), (15680, 141663), (23520, 94442), (47040, 47221)]