521012940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1776

約数の個数: 192

約数和(自身を含む): 1807432704

約数和(自身を除く): 1286419764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 43, 51, 60, 68, 70, 84, 85, 86, 102, 105, 119, 129, 140, 170, 172, 204, 210, 215, 238, 255, 258, 301, 340, 357, 420, 430, 476, 510, 516, 595, 602, 645, 714, 731, 860, 903, 1020, 1190, 1204, 1290, 1428, 1462, 1505, 1697, 1785, 1806, 2193, 2380, 2580, 2924, 3010, 3394, 3570, 3612, 3655, 4386, 4515, 5091, 5117, 6020, 6788, 7140, 7310, 8485, 8772, 9030, 10182, 10234, 10965, 11879, 14620, 15351, 16970, 18060, 20364, 20468, 21930, 23758, 25455, 25585, 28849, 30702, 33940, 35637, 43860, 47516, 50910, 51170, 57698, 59395, 61404, 71274, 72971, 76755, 86547, 101820, 102340, 115396, 118790, 142548, 144245, 145942, 153510, 173094, 178185, 201943, 218913, 237580, 288490, 291884, 307020, 346188, 356370, 364855, 403886, 432735, 437826, 510797, 576980, 605829, 712740, 729710, 807772, 865470, 875652, 1009715, 1021594, 1094565, 1211658, 1240507, 1459420, 1532391, 1730940, 2019430, 2043188, 2189130, 2423316, 2481014, 2553985, 3029145, 3064782, 3721521, 4038860, 4378260, 4962028, 5107970, 6058290, 6129564, 6202535, 7443042, 7661955, 8683549, 10215940, 12116580, 12405070, 14886084, 15323910, 17367098, 18607605, 24810140, 26050647, 30647820, 34734196, 37215210, 43417745, 52101294, 74430420, 86835490, 104202588, 130253235, 173670980, 260506470, 521012940]

約数ペア:

[(1, 521012940), (2, 260506470), (3, 173670980), (4, 130253235), (5, 104202588), (6, 86835490), (7, 74430420), (10, 52101294), (12, 43417745), (14, 37215210), (15, 34734196), (17, 30647820), (20, 26050647), (21, 24810140), (28, 18607605), (30, 17367098), (34, 15323910), (35, 14886084), (42, 12405070), (43, 12116580), (51, 10215940), (60, 8683549), (68, 7661955), (70, 7443042), (84, 6202535), (85, 6129564), (86, 6058290), (102, 5107970), (105, 4962028), (119, 4378260), (129, 4038860), (140, 3721521), (170, 3064782), (172, 3029145), (204, 2553985), (210, 2481014), (215, 2423316), (238, 2189130), (255, 2043188), (258, 2019430), (301, 1730940), (340, 1532391), (357, 1459420), (420, 1240507), (430, 1211658), (476, 1094565), (510, 1021594), (516, 1009715), (595, 875652), (602, 865470), (645, 807772), (714, 729710), (731, 712740), (860, 605829), (903, 576980), (1020, 510797), (1190, 437826), (1204, 432735), (1290, 403886), (1428, 364855), (1462, 356370), (1505, 346188), (1697, 307020), (1785, 291884), (1806, 288490), (2193, 237580), (2380, 218913), (2580, 201943), (2924, 178185), (3010, 173094), (3394, 153510), (3570, 145942), (3612, 144245), (3655, 142548), (4386, 118790), (4515, 115396), (5091, 102340), (5117, 101820), (6020, 86547), (6788, 76755), (7140, 72971), (7310, 71274), (8485, 61404), (8772, 59395), (9030, 57698), (10182, 51170), (10234, 50910), (10965, 47516), (11879, 43860), (14620, 35637), (15351, 33940), (16970, 30702), (18060, 28849), (20364, 25585), (20468, 25455), (21930, 23758)]