47775728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 131658240

約数和(自身を除く): 83882512

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 19, 22, 26, 28, 38, 44, 52, 56, 76, 77, 88, 91, 104, 112, 133, 143, 152, 154, 157, 176, 182, 208, 209, 247, 266, 286, 304, 308, 314, 364, 418, 494, 532, 572, 616, 628, 728, 836, 988, 1001, 1064, 1099, 1144, 1232, 1256, 1456, 1463, 1672, 1727, 1729, 1976, 2002, 2041, 2128, 2198, 2288, 2512, 2717, 2926, 2983, 3344, 3454, 3458, 3952, 4004, 4082, 4396, 5434, 5852, 5966, 6908, 6916, 8008, 8164, 8792, 10868, 11704, 11932, 12089, 13816, 13832, 14287, 16016, 16328, 17584, 19019, 20881, 21736, 22451, 23408, 23864, 24178, 27632, 27664, 28574, 32656, 32813, 38038, 38779, 41762, 43472, 44902, 47728, 48356, 57148, 65626, 76076, 77558, 83524, 89804, 96712, 114296, 131252, 152152, 155116, 157157, 167048, 179608, 193424, 228592, 229691, 262504, 271453, 304304, 310232, 314314, 334096, 359216, 426569, 459382, 525008, 542906, 620464, 628628, 853138, 918764, 1085812, 1257256, 1706276, 1837528, 2171624, 2514512, 2985983, 3412552, 3675056, 4343248, 5971966, 6825104, 11943932, 23887864, 47775728]

約数ペア:

[(1, 47775728), (2, 23887864), (4, 11943932), (7, 6825104), (8, 5971966), (11, 4343248), (13, 3675056), (14, 3412552), (16, 2985983), (19, 2514512), (22, 2171624), (26, 1837528), (28, 1706276), (38, 1257256), (44, 1085812), (52, 918764), (56, 853138), (76, 628628), (77, 620464), (88, 542906), (91, 525008), (104, 459382), (112, 426569), (133, 359216), (143, 334096), (152, 314314), (154, 310232), (157, 304304), (176, 271453), (182, 262504), (208, 229691), (209, 228592), (247, 193424), (266, 179608), (286, 167048), (304, 157157), (308, 155116), (314, 152152), (364, 131252), (418, 114296), (494, 96712), (532, 89804), (572, 83524), (616, 77558), (628, 76076), (728, 65626), (836, 57148), (988, 48356), (1001, 47728), (1064, 44902), (1099, 43472), (1144, 41762), (1232, 38779), (1256, 38038), (1456, 32813), (1463, 32656), (1672, 28574), (1727, 27664), (1729, 27632), (1976, 24178), (2002, 23864), (2041, 23408), (2128, 22451), (2198, 21736), (2288, 20881), (2512, 19019), (2717, 17584), (2926, 16328), (2983, 16016), (3344, 14287), (3454, 13832), (3458, 13816), (3952, 12089), (4004, 11932), (4082, 11704), (4396, 10868), (5434, 8792), (5852, 8164), (5966, 8008), (6908, 6916)]