211370896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2108

約数の個数: 80

約数和(自身を含む): 485683200

約数和(自身を除く): 274312304

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1364, 1672, 2039, 2356, 2728, 3344, 4078, 4712, 5456, 6479, 8156, 9424, 12958, 16312, 22429, 25916, 32624, 38741, 44858, 51832, 63209, 77482, 89716, 103664, 126418, 154964, 179432, 252836, 309928, 358864, 426151, 505672, 619856, 695299, 852302, 1011344, 1200971, 1390598, 1704604, 2401942, 2781196, 3409208, 4803884, 5562392, 6818416, 9607768, 11124784, 13210681, 19215536, 26421362, 52842724, 105685448, 211370896]

約数ペア:

[(1, 211370896), (2, 105685448), (4, 52842724), (8, 26421362), (11, 19215536), (16, 13210681), (19, 11124784), (22, 9607768), (31, 6818416), (38, 5562392), (44, 4803884), (62, 3409208), (76, 2781196), (88, 2401942), (124, 1704604), (152, 1390598), (176, 1200971), (209, 1011344), (248, 852302), (304, 695299), (341, 619856), (418, 505672), (496, 426151), (589, 358864), (682, 309928), (836, 252836), (1178, 179432), (1364, 154964), (1672, 126418), (2039, 103664), (2356, 89716), (2728, 77482), (3344, 63209), (4078, 51832), (4712, 44858), (5456, 38741), (6479, 32624), (8156, 25916), (9424, 22429), (12958, 16312)]