221400144

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1399}}^1$

素因数の和:1577

約数の個数: 120

約数和(自身を含む): 713148800

約数和(自身を除く): 491748656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 157, 168, 252, 314, 336, 471, 504, 628, 942, 1008, 1099, 1256, 1399, 1413, 1884, 2198, 2512, 2798, 2826, 3297, 3768, 4197, 4396, 5596, 5652, 6594, 7536, 8394, 8792, 9793, 9891, 11192, 11304, 12591, 13188, 16788, 17584, 19586, 19782, 22384, 22608, 25182, 26376, 29379, 33576, 39172, 39564, 50364, 52752, 58758, 67152, 78344, 79128, 88137, 100728, 117516, 156688, 158256, 176274, 201456, 219643, 235032, 352548, 439286, 470064, 658929, 705096, 878572, 1317858, 1410192, 1537501, 1757144, 1976787, 2635716, 3075002, 3514288, 3953574, 4612503, 5271432, 6150004, 7907148, 9225006, 10542864, 12300008, 13837509, 15814296, 18450012, 24600016, 27675018, 31628592, 36900024, 55350036, 73800048, 110700072, 221400144]

約数ペア:

[(1, 221400144), (2, 110700072), (3, 73800048), (4, 55350036), (6, 36900024), (7, 31628592), (8, 27675018), (9, 24600016), (12, 18450012), (14, 15814296), (16, 13837509), (18, 12300008), (21, 10542864), (24, 9225006), (28, 7907148), (36, 6150004), (42, 5271432), (48, 4612503), (56, 3953574), (63, 3514288), (72, 3075002), (84, 2635716), (112, 1976787), (126, 1757144), (144, 1537501), (157, 1410192), (168, 1317858), (252, 878572), (314, 705096), (336, 658929), (471, 470064), (504, 439286), (628, 352548), (942, 235032), (1008, 219643), (1099, 201456), (1256, 176274), (1399, 158256), (1413, 156688), (1884, 117516), (2198, 100728), (2512, 88137), (2798, 79128), (2826, 78344), (3297, 67152), (3768, 58758), (4197, 52752), (4396, 50364), (5596, 39564), (5652, 39172), (6594, 33576), (7536, 29379), (8394, 26376), (8792, 25182), (9793, 22608), (9891, 22384), (11192, 19782), (11304, 19586), (12591, 17584), (13188, 16788)]