2820221460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2740

約数の個数: 288

約数和(自身を含む): 10567065600

約数和(自身を除く): 7746844140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 343, 357, 420, 441, 476, 490, 510, 588, 595, 612, 630, 686, 714, 735, 765, 833, 882, 980, 1020, 1029, 1071, 1190, 1260, 1372, 1428, 1470, 1530, 1666, 1715, 1764, 1785, 2058, 2142, 2205, 2380, 2499, 2687, 2940, 3060, 3087, 3332, 3430, 3570, 4116, 4165, 4284, 4410, 4998, 5145, 5355, 5374, 5831, 6174, 6860, 7140, 7497, 8061, 8330, 8820, 9996, 10290, 10710, 10748, 11662, 12348, 12495, 13435, 14994, 15435, 16122, 16660, 17493, 18809, 20580, 21420, 23324, 24183, 24990, 26870, 29155, 29988, 30870, 32244, 34986, 37485, 37618, 40305, 45679, 48366, 49980, 52479, 53740, 56427, 58310, 61740, 69972, 74970, 75236, 80610, 87465, 91358, 94045, 96732, 104958, 112854, 116620, 120915, 131663, 137037, 149940, 161220, 169281, 174930, 182716, 188090, 209916, 225708, 228395, 241830, 262395, 263326, 274074, 282135, 319753, 338562, 349860, 376180, 394989, 411111, 456790, 483660, 524790, 526652, 548148, 564270, 639506, 658315, 677124, 685185, 789978, 822222, 846405, 913580, 921641, 959259, 1049580, 1128540, 1184967, 1279012, 1316630, 1370370, 1579956, 1598765, 1644444, 1692810, 1843282, 1918518, 1974945, 2055555, 2238271, 2369934, 2633260, 2740740, 2764923, 2877777, 3197530, 3385620, 3686564, 3837036, 3949890, 4111110, 4476542, 4608205, 4739868, 4796295, 5529846, 5755554, 5924835, 6395060, 6714813, 7899780, 8222220, 8294769, 8953084, 9216410, 9592590, 11059692, 11191355, 11511108, 11849670, 13429626, 13824615, 14388885, 15667897, 16589538, 18432820, 19185180, 20144439, 22382710, 23699340, 26859252, 27649230, 28777770, 31335794, 33179076, 33574065, 40288878, 41473845, 44765420, 47003691, 55298460, 57555540, 62671588, 67148130, 78339485, 80577756, 82947690, 94007382, 100722195, 134296260, 141011073, 156678970, 165895380, 188014764, 201444390, 235018455, 282022146, 313357940, 402888780, 470036910, 564044292, 705055365, 940073820, 1410110730, 2820221460]

約数ペア:

[(1, 2820221460), (2, 1410110730), (3, 940073820), (4, 705055365), (5, 564044292), (6, 470036910), (7, 402888780), (9, 313357940), (10, 282022146), (12, 235018455), (14, 201444390), (15, 188014764), (17, 165895380), (18, 156678970), (20, 141011073), (21, 134296260), (28, 100722195), (30, 94007382), (34, 82947690), (35, 80577756), (36, 78339485), (42, 67148130), (45, 62671588), (49, 57555540), (51, 55298460), (60, 47003691), (63, 44765420), (68, 41473845), (70, 40288878), (84, 33574065), (85, 33179076), (90, 31335794), (98, 28777770), (102, 27649230), (105, 26859252), (119, 23699340), (126, 22382710), (140, 20144439), (147, 19185180), (153, 18432820), (170, 16589538), (180, 15667897), (196, 14388885), (204, 13824615), (210, 13429626), (238, 11849670), (245, 11511108), (252, 11191355), (255, 11059692), (294, 9592590), (306, 9216410), (315, 8953084), (340, 8294769), (343, 8222220), (357, 7899780), (420, 6714813), (441, 6395060), (476, 5924835), (490, 5755554), (510, 5529846), (588, 4796295), (595, 4739868), (612, 4608205), (630, 4476542), (686, 4111110), (714, 3949890), (735, 3837036), (765, 3686564), (833, 3385620), (882, 3197530), (980, 2877777), (1020, 2764923), (1029, 2740740), (1071, 2633260), (1190, 2369934), (1260, 2238271), (1372, 2055555), (1428, 1974945), (1470, 1918518), (1530, 1843282), (1666, 1692810), (1715, 1644444), (1764, 1598765), (1785, 1579956), (2058, 1370370), (2142, 1316630), (2205, 1279012), (2380, 1184967), (2499, 1128540), (2687, 1049580), (2940, 959259), (3060, 921641), (3087, 913580), (3332, 846405), (3430, 822222), (3570, 789978), (4116, 685185), (4165, 677124), (4284, 658315), (4410, 639506), (4998, 564270), (5145, 548148), (5355, 526652), (5374, 524790), (5831, 483660), (6174, 456790), (6860, 411111), (7140, 394989), (7497, 376180), (8061, 349860), (8330, 338562), (8820, 319753), (9996, 282135), (10290, 274074), (10710, 263326), (10748, 262395), (11662, 241830), (12348, 228395), (12495, 225708), (13435, 209916), (14994, 188090), (15435, 182716), (16122, 174930), (16660, 169281), (17493, 161220), (18809, 149940), (20580, 137037), (21420, 131663), (23324, 120915), (24183, 116620), (24990, 112854), (26870, 104958), (29155, 96732), (29988, 94045), (30870, 91358), (32244, 87465), (34986, 80610), (37485, 75236), (37618, 74970), (40305, 69972), (45679, 61740), (48366, 58310), (49980, 56427), (52479, 53740)]