278079984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21255

約数の個数: 120

約数和(自身を含む): 957876192

約数和(自身を除く): 679796208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 21221, 42442, 63663, 84884, 127326, 148547, 169768, 190989, 254652, 275873, 297094, 339536, 381978, 445641, 509304, 551746, 594188, 763956, 827619, 891282, 1018608, 1103492, 1188376, 1336923, 1527912, 1655238, 1782564, 1931111, 2206984, 2376752, 2482857, 2673846, 3055824, 3310476, 3565128, 3862222, 4413968, 4965714, 5347692, 5793333, 6620952, 7130256, 7724444, 9931428, 10695384, 11586666, 13241904, 15448888, 17379999, 19862856, 21390768, 23173332, 30897776, 34759998, 39725712, 46346664, 69519996, 92693328, 139039992, 278079984]

約数ペア:

[(1, 278079984), (2, 139039992), (3, 92693328), (4, 69519996), (6, 46346664), (7, 39725712), (8, 34759998), (9, 30897776), (12, 23173332), (13, 21390768), (14, 19862856), (16, 17379999), (18, 15448888), (21, 13241904), (24, 11586666), (26, 10695384), (28, 9931428), (36, 7724444), (39, 7130256), (42, 6620952), (48, 5793333), (52, 5347692), (56, 4965714), (63, 4413968), (72, 3862222), (78, 3565128), (84, 3310476), (91, 3055824), (104, 2673846), (112, 2482857), (117, 2376752), (126, 2206984), (144, 1931111), (156, 1782564), (168, 1655238), (182, 1527912), (208, 1336923), (234, 1188376), (252, 1103492), (273, 1018608), (312, 891282), (336, 827619), (364, 763956), (468, 594188), (504, 551746), (546, 509304), (624, 445641), (728, 381978), (819, 339536), (936, 297094), (1008, 275873), (1092, 254652), (1456, 190989), (1638, 169768), (1872, 148547), (2184, 127326), (3276, 84884), (4368, 63663), (6552, 42442), (13104, 21221)]