278415018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6841}}^1$

素因数の和:6892

約数の個数: 96

約数和(自身を含む): 768493440

約数和(自身を除く): 490078422

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 34, 38, 42, 51, 57, 63, 102, 114, 119, 126, 133, 153, 171, 238, 266, 306, 323, 342, 357, 399, 646, 714, 798, 969, 1071, 1197, 1938, 2142, 2261, 2394, 2907, 4522, 5814, 6783, 6841, 13566, 13682, 20349, 20523, 40698, 41046, 47887, 61569, 95774, 116297, 123138, 129979, 143661, 232594, 259958, 287322, 348891, 389937, 430983, 697782, 779874, 814079, 861966, 909853, 1046673, 1169811, 1628158, 1819706, 2093346, 2209643, 2339622, 2442237, 2729559, 4419286, 4884474, 5459118, 6628929, 7326711, 8188677, 13257858, 14653422, 15467501, 16377354, 19886787, 30935002, 39773574, 46402503, 92805006, 139207509, 278415018]

約数ペア:

[(1, 278415018), (2, 139207509), (3, 92805006), (6, 46402503), (7, 39773574), (9, 30935002), (14, 19886787), (17, 16377354), (18, 15467501), (19, 14653422), (21, 13257858), (34, 8188677), (38, 7326711), (42, 6628929), (51, 5459118), (57, 4884474), (63, 4419286), (102, 2729559), (114, 2442237), (119, 2339622), (126, 2209643), (133, 2093346), (153, 1819706), (171, 1628158), (238, 1169811), (266, 1046673), (306, 909853), (323, 861966), (342, 814079), (357, 779874), (399, 697782), (646, 430983), (714, 389937), (798, 348891), (969, 287322), (1071, 259958), (1197, 232594), (1938, 143661), (2142, 129979), (2261, 123138), (2394, 116297), (2907, 95774), (4522, 61569), (5814, 47887), (6783, 41046), (6841, 40698), (13566, 20523), (13682, 20349)]