621042660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^4\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 240

約数和(自身を含む): 2258726400

約数和(自身を除く): 1637683740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 343, 378, 420, 441, 479, 490, 540, 588, 630, 686, 735, 756, 882, 945, 958, 980, 1029, 1260, 1323, 1372, 1437, 1470, 1715, 1764, 1890, 1916, 2058, 2205, 2395, 2401, 2646, 2874, 2940, 3087, 3353, 3430, 3780, 4116, 4311, 4410, 4790, 4802, 5145, 5292, 5748, 6174, 6615, 6706, 6860, 7185, 7203, 8622, 8820, 9261, 9580, 9604, 10059, 10290, 12005, 12348, 12933, 13230, 13412, 14370, 14406, 15435, 16765, 17244, 18522, 20118, 20580, 21555, 21609, 23471, 24010, 25866, 26460, 28740, 28812, 30177, 30870, 33530, 36015, 37044, 40236, 43110, 43218, 46305, 46942, 48020, 50295, 51732, 60354, 61740, 64665, 64827, 67060, 70413, 72030, 86220, 86436, 90531, 92610, 93884, 100590, 108045, 117355, 120708, 129330, 129654, 140826, 144060, 150885, 164297, 181062, 185220, 201180, 211239, 216090, 234710, 258660, 259308, 281652, 301770, 324135, 328594, 352065, 362124, 422478, 432180, 452655, 469420, 492891, 603540, 633717, 648270, 657188, 704130, 821485, 844956, 905310, 985782, 1056195, 1150079, 1267434, 1296540, 1408260, 1478673, 1642970, 1810620, 1971564, 2112390, 2300158, 2464455, 2534868, 2957346, 3168585, 3285940, 3450237, 4224780, 4436019, 4600316, 4928910, 5750395, 5914692, 6337170, 6900474, 7393365, 8872038, 9857820, 10350711, 11500790, 12674340, 13800948, 14786730, 17251185, 17744076, 20701422, 22180095, 23001580, 29573460, 31052133, 34502370, 41402844, 44360190, 51753555, 62104266, 69004740, 88720380, 103507110, 124208532, 155260665, 207014220, 310521330, 621042660]

約数ペア:

[(1, 621042660), (2, 310521330), (3, 207014220), (4, 155260665), (5, 124208532), (6, 103507110), (7, 88720380), (9, 69004740), (10, 62104266), (12, 51753555), (14, 44360190), (15, 41402844), (18, 34502370), (20, 31052133), (21, 29573460), (27, 23001580), (28, 22180095), (30, 20701422), (35, 17744076), (36, 17251185), (42, 14786730), (45, 13800948), (49, 12674340), (54, 11500790), (60, 10350711), (63, 9857820), (70, 8872038), (84, 7393365), (90, 6900474), (98, 6337170), (105, 5914692), (108, 5750395), (126, 4928910), (135, 4600316), (140, 4436019), (147, 4224780), (180, 3450237), (189, 3285940), (196, 3168585), (210, 2957346), (245, 2534868), (252, 2464455), (270, 2300158), (294, 2112390), (315, 1971564), (343, 1810620), (378, 1642970), (420, 1478673), (441, 1408260), (479, 1296540), (490, 1267434), (540, 1150079), (588, 1056195), (630, 985782), (686, 905310), (735, 844956), (756, 821485), (882, 704130), (945, 657188), (958, 648270), (980, 633717), (1029, 603540), (1260, 492891), (1323, 469420), (1372, 452655), (1437, 432180), (1470, 422478), (1715, 362124), (1764, 352065), (1890, 328594), (1916, 324135), (2058, 301770), (2205, 281652), (2395, 259308), (2401, 258660), (2646, 234710), (2874, 216090), (2940, 211239), (3087, 201180), (3353, 185220), (3430, 181062), (3780, 164297), (4116, 150885), (4311, 144060), (4410, 140826), (4790, 129654), (4802, 129330), (5145, 120708), (5292, 117355), (5748, 108045), (6174, 100590), (6615, 93884), (6706, 92610), (6860, 90531), (7185, 86436), (7203, 86220), (8622, 72030), (8820, 70413), (9261, 67060), (9580, 64827), (9604, 64665), (10059, 61740), (10290, 60354), (12005, 51732), (12348, 50295), (12933, 48020), (13230, 46942), (13412, 46305), (14370, 43218), (14406, 43110), (15435, 40236), (16765, 37044), (17244, 36015), (18522, 33530), (20118, 30870), (20580, 30177), (21555, 28812), (21609, 28740), (23471, 26460), (24010, 25866)]