448119320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 1175731200

約数和(自身を除く): 727611880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 139, 170, 187, 220, 278, 340, 374, 431, 440, 556, 680, 695, 748, 862, 935, 1112, 1390, 1496, 1529, 1724, 1870, 2155, 2363, 2780, 3058, 3448, 3740, 4310, 4726, 4741, 5560, 6116, 7327, 7480, 7645, 8620, 9452, 9482, 11815, 12232, 14654, 15290, 17240, 18904, 18964, 23630, 23705, 25993, 29308, 30580, 36635, 37928, 47260, 47410, 51986, 58616, 59909, 61160, 73270, 80597, 94520, 94820, 103972, 119818, 129965, 146540, 161194, 189640, 207944, 239636, 259930, 293080, 299545, 322388, 402985, 479272, 519860, 599090, 644776, 658999, 805970, 1018453, 1039720, 1198180, 1317998, 1611940, 2036906, 2396360, 2635996, 3223880, 3294995, 4073812, 5092265, 5271992, 6589990, 8147624, 10184530, 11202983, 13179980, 20369060, 22405966, 26359960, 40738120, 44811932, 56014915, 89623864, 112029830, 224059660, 448119320]

約数ペア:

[(1, 448119320), (2, 224059660), (4, 112029830), (5, 89623864), (8, 56014915), (10, 44811932), (11, 40738120), (17, 26359960), (20, 22405966), (22, 20369060), (34, 13179980), (40, 11202983), (44, 10184530), (55, 8147624), (68, 6589990), (85, 5271992), (88, 5092265), (110, 4073812), (136, 3294995), (139, 3223880), (170, 2635996), (187, 2396360), (220, 2036906), (278, 1611940), (340, 1317998), (374, 1198180), (431, 1039720), (440, 1018453), (556, 805970), (680, 658999), (695, 644776), (748, 599090), (862, 519860), (935, 479272), (1112, 402985), (1390, 322388), (1496, 299545), (1529, 293080), (1724, 259930), (1870, 239636), (2155, 207944), (2363, 189640), (2780, 161194), (3058, 146540), (3448, 129965), (3740, 119818), (4310, 103972), (4726, 94820), (4741, 94520), (5560, 80597), (6116, 73270), (7327, 61160), (7480, 59909), (7645, 58616), (8620, 51986), (9452, 47410), (9482, 47260), (11815, 37928), (12232, 36635), (14654, 30580), (15290, 29308), (17240, 25993), (18904, 23705), (18964, 23630)]