80802120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 217796280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 31, 35, 40, 42, 56, 58, 60, 62, 70, 84, 87, 93, 105, 107, 116, 120, 124, 140, 145, 155, 168, 174, 186, 203, 210, 214, 217, 232, 248, 280, 290, 310, 321, 348, 372, 406, 420, 428, 434, 435, 465, 535, 580, 609, 620, 642, 651, 696, 744, 749, 812, 840, 856, 868, 870, 899, 930, 1015, 1070, 1085, 1160, 1218, 1240, 1284, 1302, 1498, 1605, 1624, 1736, 1740, 1798, 1860, 2030, 2140, 2170, 2247, 2436, 2568, 2604, 2697, 2996, 3045, 3103, 3210, 3255, 3317, 3480, 3596, 3720, 3745, 4060, 4280, 4340, 4494, 4495, 4872, 5208, 5394, 5992, 6090, 6206, 6293, 6420, 6510, 6634, 7192, 7490, 8120, 8680, 8988, 8990, 9309, 9951, 10788, 11235, 12180, 12412, 12586, 12840, 13020, 13268, 13485, 14980, 15515, 16585, 17976, 17980, 18618, 18879, 19902, 21576, 21721, 22470, 23219, 24360, 24824, 25172, 26040, 26536, 26970, 29960, 31030, 31465, 33170, 35960, 37236, 37758, 39804, 43442, 44940, 46438, 46545, 49755, 50344, 53940, 62060, 62930, 65163, 66340, 69657, 74472, 75516, 79608, 86884, 89880, 92876, 93090, 94395, 96193, 99510, 107880, 108605, 116095, 124120, 125860, 130326, 132680, 139314, 151032, 173768, 185752, 186180, 188790, 192386, 199020, 217210, 232190, 251720, 260652, 278628, 288579, 325815, 348285, 372360, 377580, 384772, 398040, 434420, 464380, 480965, 521304, 557256, 577158, 651630, 673351, 696570, 755160, 769544, 868840, 928760, 961930, 1154316, 1303260, 1346702, 1393140, 1442895, 1923860, 2020053, 2308632, 2606520, 2693404, 2786280, 2885790, 3366755, 3847720, 4040106, 5386808, 5771580, 6733510, 8080212, 10100265, 11543160, 13467020, 16160424, 20200530, 26934040, 40401060, 80802120]

約数ペア:

[(1, 80802120), (2, 40401060), (3, 26934040), (4, 20200530), (5, 16160424), (6, 13467020), (7, 11543160), (8, 10100265), (10, 8080212), (12, 6733510), (14, 5771580), (15, 5386808), (20, 4040106), (21, 3847720), (24, 3366755), (28, 2885790), (29, 2786280), (30, 2693404), (31, 2606520), (35, 2308632), (40, 2020053), (42, 1923860), (56, 1442895), (58, 1393140), (60, 1346702), (62, 1303260), (70, 1154316), (84, 961930), (87, 928760), (93, 868840), (105, 769544), (107, 755160), (116, 696570), (120, 673351), (124, 651630), (140, 577158), (145, 557256), (155, 521304), (168, 480965), (174, 464380), (186, 434420), (203, 398040), (210, 384772), (214, 377580), (217, 372360), (232, 348285), (248, 325815), (280, 288579), (290, 278628), (310, 260652), (321, 251720), (348, 232190), (372, 217210), (406, 199020), (420, 192386), (428, 188790), (434, 186180), (435, 185752), (465, 173768), (535, 151032), (580, 139314), (609, 132680), (620, 130326), (642, 125860), (651, 124120), (696, 116095), (744, 108605), (749, 107880), (812, 99510), (840, 96193), (856, 94395), (868, 93090), (870, 92876), (899, 89880), (930, 86884), (1015, 79608), (1070, 75516), (1085, 74472), (1160, 69657), (1218, 66340), (1240, 65163), (1284, 62930), (1302, 62060), (1498, 53940), (1605, 50344), (1624, 49755), (1736, 46545), (1740, 46438), (1798, 44940), (1860, 43442), (2030, 39804), (2140, 37758), (2170, 37236), (2247, 35960), (2436, 33170), (2568, 31465), (2604, 31030), (2697, 29960), (2996, 26970), (3045, 26536), (3103, 26040), (3210, 25172), (3255, 24824), (3317, 24360), (3480, 23219), (3596, 22470), (3720, 21721), (3745, 21576), (4060, 19902), (4280, 18879), (4340, 18618), (4494, 17980), (4495, 17976), (4872, 16585), (5208, 15515), (5394, 14980), (5992, 13485), (6090, 13268), (6206, 13020), (6293, 12840), (6420, 12586), (6510, 12412), (6634, 12180), (7192, 11235), (7490, 10788), (8120, 9951), (8680, 9309), (8988, 8990)]