30028208

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 71185920

約数和(自身を除く): 41157712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 103, 112, 133, 137, 152, 206, 266, 274, 304, 412, 532, 548, 721, 824, 959, 1064, 1096, 1442, 1648, 1918, 1957, 2128, 2192, 2603, 2884, 3836, 3914, 5206, 5768, 7672, 7828, 10412, 11536, 13699, 14111, 15344, 15656, 18221, 20824, 27398, 28222, 31312, 36442, 41648, 54796, 56444, 72884, 98777, 109592, 112888, 145768, 197554, 219184, 225776, 268109, 291536, 395108, 536218, 790216, 1072436, 1580432, 1876763, 2144872, 3753526, 4289744, 7507052, 15014104, 30028208]

約数ペア:

[(1, 30028208), (2, 15014104), (4, 7507052), (7, 4289744), (8, 3753526), (14, 2144872), (16, 1876763), (19, 1580432), (28, 1072436), (38, 790216), (56, 536218), (76, 395108), (103, 291536), (112, 268109), (133, 225776), (137, 219184), (152, 197554), (206, 145768), (266, 112888), (274, 109592), (304, 98777), (412, 72884), (532, 56444), (548, 54796), (721, 41648), (824, 36442), (959, 31312), (1064, 28222), (1096, 27398), (1442, 20824), (1648, 18221), (1918, 15656), (1957, 15344), (2128, 14111), (2192, 13699), (2603, 11536), (2884, 10412), (3836, 7828), (3914, 7672), (5206, 5768)]