261003456

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3407}}^1$

素因数の和:3451

約数の個数: 168

約数和(自身を含む): 900257280

約数和(自身を除く): 639253824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 192, 224, 228, 252, 266, 288, 304, 336, 342, 399, 448, 456, 504, 532, 576, 608, 672, 684, 798, 912, 1008, 1064, 1197, 1216, 1344, 1368, 1596, 1824, 2016, 2128, 2394, 2736, 3192, 3407, 3648, 4032, 4256, 4788, 5472, 6384, 6814, 8512, 9576, 10221, 10944, 12768, 13628, 19152, 20442, 23849, 25536, 27256, 30663, 38304, 40884, 47698, 54512, 61326, 64733, 71547, 76608, 81768, 95396, 109024, 122652, 129466, 143094, 163536, 190792, 194199, 214641, 218048, 245304, 258932, 286188, 327072, 381584, 388398, 429282, 453131, 490608, 517864, 572376, 582597, 654144, 763168, 776796, 858564, 906262, 981216, 1035728, 1144752, 1165194, 1359393, 1526336, 1553592, 1717128, 1812524, 1962432, 2071456, 2289504, 2330388, 2718786, 3107184, 3434256, 3625048, 4078179, 4142912, 4579008, 4660776, 5437572, 6214368, 6868512, 7250096, 8156358, 9321552, 10875144, 12428736, 13737024, 14500192, 16312716, 18643104, 21750288, 29000384, 32625432, 37286208, 43500576, 65250864, 87001152, 130501728, 261003456]

約数ペア:

[(1, 261003456), (2, 130501728), (3, 87001152), (4, 65250864), (6, 43500576), (7, 37286208), (8, 32625432), (9, 29000384), (12, 21750288), (14, 18643104), (16, 16312716), (18, 14500192), (19, 13737024), (21, 12428736), (24, 10875144), (28, 9321552), (32, 8156358), (36, 7250096), (38, 6868512), (42, 6214368), (48, 5437572), (56, 4660776), (57, 4579008), (63, 4142912), (64, 4078179), (72, 3625048), (76, 3434256), (84, 3107184), (96, 2718786), (112, 2330388), (114, 2289504), (126, 2071456), (133, 1962432), (144, 1812524), (152, 1717128), (168, 1553592), (171, 1526336), (192, 1359393), (224, 1165194), (228, 1144752), (252, 1035728), (266, 981216), (288, 906262), (304, 858564), (336, 776796), (342, 763168), (399, 654144), (448, 582597), (456, 572376), (504, 517864), (532, 490608), (576, 453131), (608, 429282), (672, 388398), (684, 381584), (798, 327072), (912, 286188), (1008, 258932), (1064, 245304), (1197, 218048), (1216, 214641), (1344, 194199), (1368, 190792), (1596, 163536), (1824, 143094), (2016, 129466), (2128, 122652), (2394, 109024), (2736, 95396), (3192, 81768), (3407, 76608), (3648, 71547), (4032, 64733), (4256, 61326), (4788, 54512), (5472, 47698), (6384, 40884), (6814, 38304), (8512, 30663), (9576, 27256), (10221, 25536), (10944, 23849), (12768, 20442), (13628, 19152)]