238831740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{21061}}^1$

素因数の和:21089

約数の個数: 120

約数和(自身を含む): 856296672

約数和(自身を除く): 617464932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 21061, 42122, 63183, 84244, 105305, 126366, 147427, 189549, 210610, 252732, 294854, 315915, 379098, 421220, 442281, 568647, 589708, 631830, 737135, 758196, 884562, 947745, 1137294, 1263660, 1326843, 1474270, 1705941, 1769124, 1895490, 2211405, 2274588, 2653686, 2843235, 2948540, 3411882, 3790980, 3980529, 4422810, 5307372, 5686470, 6634215, 6823764, 7961058, 8529705, 8845620, 11372940, 11941587, 13268430, 15922116, 17059410, 19902645, 23883174, 26536860, 34118820, 39805290, 47766348, 59707935, 79610580, 119415870, 238831740]

約数ペア:

[(1, 238831740), (2, 119415870), (3, 79610580), (4, 59707935), (5, 47766348), (6, 39805290), (7, 34118820), (9, 26536860), (10, 23883174), (12, 19902645), (14, 17059410), (15, 15922116), (18, 13268430), (20, 11941587), (21, 11372940), (27, 8845620), (28, 8529705), (30, 7961058), (35, 6823764), (36, 6634215), (42, 5686470), (45, 5307372), (54, 4422810), (60, 3980529), (63, 3790980), (70, 3411882), (81, 2948540), (84, 2843235), (90, 2653686), (105, 2274588), (108, 2211405), (126, 1895490), (135, 1769124), (140, 1705941), (162, 1474270), (180, 1326843), (189, 1263660), (210, 1137294), (252, 947745), (270, 884562), (315, 758196), (324, 737135), (378, 631830), (405, 589708), (420, 568647), (540, 442281), (567, 421220), (630, 379098), (756, 315915), (810, 294854), (945, 252732), (1134, 210610), (1260, 189549), (1620, 147427), (1890, 126366), (2268, 105305), (2835, 84244), (3780, 63183), (5670, 42122), (11340, 21061)]