1888978784

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:461

約数の個数: 192

約数和(自身を含む): 4930813440

約数和(自身を除く): 3041834656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 157, 176, 209, 224, 257, 266, 304, 308, 314, 352, 418, 514, 532, 608, 616, 628, 836, 1028, 1064, 1099, 1232, 1256, 1463, 1672, 1727, 1799, 2056, 2128, 2198, 2464, 2512, 2827, 2926, 2983, 3344, 3454, 3598, 4112, 4256, 4396, 4883, 5024, 5654, 5852, 5966, 6688, 6908, 7196, 8224, 8792, 9766, 11308, 11704, 11932, 12089, 13816, 14392, 17584, 19532, 19789, 20881, 22616, 23408, 23864, 24178, 27632, 28784, 32813, 34181, 35168, 39064, 39578, 40349, 41762, 45232, 46816, 47728, 48356, 53713, 55264, 57568, 65626, 68362, 78128, 79156, 80698, 83524, 90464, 95456, 96712, 107426, 131252, 136724, 156256, 158312, 161396, 167048, 193424, 214852, 229691, 262504, 273448, 282443, 316624, 322792, 334096, 375991, 386848, 429704, 443839, 459382, 525008, 546896, 564886, 633248, 645584, 668192, 751982, 766631, 859408, 887678, 918764, 1050016, 1093792, 1129772, 1291168, 1503964, 1533262, 1718816, 1775356, 1837528, 2259544, 3007928, 3066524, 3106873, 3550712, 3675056, 4519088, 5366417, 6015856, 6133048, 6213746, 7101424, 7350112, 8432941, 9038176, 10732834, 12031712, 12266096, 12427492, 14202848, 16865882, 21465668, 24532192, 24854984, 33731764, 42931336, 49709968, 59030587, 67463528, 85862672, 99419936, 118061174, 134927056, 171725344, 236122348, 269854112, 472244696, 944489392, 1888978784]

約数ペア:

[(1, 1888978784), (2, 944489392), (4, 472244696), (7, 269854112), (8, 236122348), (11, 171725344), (14, 134927056), (16, 118061174), (19, 99419936), (22, 85862672), (28, 67463528), (32, 59030587), (38, 49709968), (44, 42931336), (56, 33731764), (76, 24854984), (77, 24532192), (88, 21465668), (112, 16865882), (133, 14202848), (152, 12427492), (154, 12266096), (157, 12031712), (176, 10732834), (209, 9038176), (224, 8432941), (257, 7350112), (266, 7101424), (304, 6213746), (308, 6133048), (314, 6015856), (352, 5366417), (418, 4519088), (514, 3675056), (532, 3550712), (608, 3106873), (616, 3066524), (628, 3007928), (836, 2259544), (1028, 1837528), (1064, 1775356), (1099, 1718816), (1232, 1533262), (1256, 1503964), (1463, 1291168), (1672, 1129772), (1727, 1093792), (1799, 1050016), (2056, 918764), (2128, 887678), (2198, 859408), (2464, 766631), (2512, 751982), (2827, 668192), (2926, 645584), (2983, 633248), (3344, 564886), (3454, 546896), (3598, 525008), (4112, 459382), (4256, 443839), (4396, 429704), (4883, 386848), (5024, 375991), (5654, 334096), (5852, 322792), (5966, 316624), (6688, 282443), (6908, 273448), (7196, 262504), (8224, 229691), (8792, 214852), (9766, 193424), (11308, 167048), (11704, 161396), (11932, 158312), (12089, 156256), (13816, 136724), (14392, 131252), (17584, 107426), (19532, 96712), (19789, 95456), (20881, 90464), (22616, 83524), (23408, 80698), (23864, 79156), (24178, 78128), (27632, 68362), (28784, 65626), (32813, 57568), (34181, 55264), (35168, 53713), (39064, 48356), (39578, 47728), (40349, 46816), (41762, 45232)]