131020260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 449003520

約数和(自身を除く): 317983260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 31, 35, 42, 58, 60, 62, 70, 84, 87, 93, 105, 116, 124, 140, 145, 155, 174, 186, 203, 210, 217, 290, 310, 347, 348, 372, 406, 420, 434, 435, 465, 580, 609, 620, 651, 694, 812, 868, 870, 899, 930, 1015, 1041, 1085, 1218, 1302, 1388, 1735, 1740, 1798, 1860, 2030, 2082, 2170, 2429, 2436, 2604, 2697, 3045, 3255, 3470, 3596, 4060, 4164, 4340, 4495, 4858, 5205, 5394, 6090, 6293, 6510, 6940, 7287, 8990, 9716, 10063, 10410, 10757, 10788, 12145, 12180, 12586, 13020, 13485, 14574, 17980, 18879, 20126, 20820, 21514, 24290, 25172, 26970, 29148, 30189, 31465, 32271, 36435, 37758, 40252, 43028, 48580, 50315, 53785, 53940, 60378, 62930, 64542, 70441, 72870, 75299, 75516, 94395, 100630, 107570, 120756, 125860, 129084, 140882, 145740, 150598, 150945, 161355, 188790, 201260, 211323, 215140, 225897, 281764, 301196, 301890, 311953, 322710, 352205, 376495, 377580, 422646, 451794, 603780, 623906, 645420, 704410, 752990, 845292, 903588, 935859, 1056615, 1129485, 1247812, 1408820, 1505980, 1559765, 1871718, 2113230, 2183671, 2258970, 3119530, 3743436, 4226460, 4367342, 4517940, 4679295, 6239060, 6551013, 8734684, 9358590, 10918355, 13102026, 18717180, 21836710, 26204052, 32755065, 43673420, 65510130, 131020260]

約数ペア:

[(1, 131020260), (2, 65510130), (3, 43673420), (4, 32755065), (5, 26204052), (6, 21836710), (7, 18717180), (10, 13102026), (12, 10918355), (14, 9358590), (15, 8734684), (20, 6551013), (21, 6239060), (28, 4679295), (29, 4517940), (30, 4367342), (31, 4226460), (35, 3743436), (42, 3119530), (58, 2258970), (60, 2183671), (62, 2113230), (70, 1871718), (84, 1559765), (87, 1505980), (93, 1408820), (105, 1247812), (116, 1129485), (124, 1056615), (140, 935859), (145, 903588), (155, 845292), (174, 752990), (186, 704410), (203, 645420), (210, 623906), (217, 603780), (290, 451794), (310, 422646), (347, 377580), (348, 376495), (372, 352205), (406, 322710), (420, 311953), (434, 301890), (435, 301196), (465, 281764), (580, 225897), (609, 215140), (620, 211323), (651, 201260), (694, 188790), (812, 161355), (868, 150945), (870, 150598), (899, 145740), (930, 140882), (1015, 129084), (1041, 125860), (1085, 120756), (1218, 107570), (1302, 100630), (1388, 94395), (1735, 75516), (1740, 75299), (1798, 72870), (1860, 70441), (2030, 64542), (2082, 62930), (2170, 60378), (2429, 53940), (2436, 53785), (2604, 50315), (2697, 48580), (3045, 43028), (3255, 40252), (3470, 37758), (3596, 36435), (4060, 32271), (4164, 31465), (4340, 30189), (4495, 29148), (4858, 26970), (5205, 25172), (5394, 24290), (6090, 21514), (6293, 20820), (6510, 20126), (6940, 18879), (7287, 17980), (8990, 14574), (9716, 13485), (10063, 13020), (10410, 12586), (10757, 12180), (10788, 12145)]