221369610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1660

約数の個数: 128

約数和(自身を含む): 673671168

約数和(自身を除く): 452301558

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 61, 66, 70, 77, 105, 110, 122, 154, 165, 183, 210, 231, 305, 330, 366, 385, 427, 462, 610, 671, 770, 854, 915, 1155, 1281, 1342, 1571, 1830, 2013, 2135, 2310, 2562, 3142, 3355, 4026, 4270, 4697, 4713, 6405, 6710, 7855, 9394, 9426, 10065, 10997, 12810, 14091, 15710, 17281, 20130, 21994, 23485, 23565, 28182, 32991, 34562, 46970, 47130, 51843, 54985, 65982, 70455, 86405, 95831, 103686, 109970, 120967, 140910, 164955, 172810, 191662, 241934, 259215, 287493, 329910, 362901, 479155, 518430, 574986, 604835, 670817, 725802, 958310, 1054141, 1209670, 1341634, 1437465, 1814505, 2012451, 2108282, 2874930, 3162423, 3354085, 3629010, 4024902, 5270705, 6324846, 6708170, 7378987, 10062255, 10541410, 14757974, 15812115, 20124510, 22136961, 31624230, 36894935, 44273922, 73789870, 110684805, 221369610]

約数ペア:

[(1, 221369610), (2, 110684805), (3, 73789870), (5, 44273922), (6, 36894935), (7, 31624230), (10, 22136961), (11, 20124510), (14, 15812115), (15, 14757974), (21, 10541410), (22, 10062255), (30, 7378987), (33, 6708170), (35, 6324846), (42, 5270705), (55, 4024902), (61, 3629010), (66, 3354085), (70, 3162423), (77, 2874930), (105, 2108282), (110, 2012451), (122, 1814505), (154, 1437465), (165, 1341634), (183, 1209670), (210, 1054141), (231, 958310), (305, 725802), (330, 670817), (366, 604835), (385, 574986), (427, 518430), (462, 479155), (610, 362901), (671, 329910), (770, 287493), (854, 259215), (915, 241934), (1155, 191662), (1281, 172810), (1342, 164955), (1571, 140910), (1830, 120967), (2013, 109970), (2135, 103686), (2310, 95831), (2562, 86405), (3142, 70455), (3355, 65982), (4026, 54985), (4270, 51843), (4697, 47130), (4713, 46970), (6405, 34562), (6710, 32991), (7855, 28182), (9394, 23565), (9426, 23485), (10065, 21994), (10997, 20130), (12810, 17281), (14091, 15710)]