2821381920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9029}}^1$

素因数の和:9088

約数の個数: 288

約数和(自身を含む): 11359595520

約数和(自身を除く): 8538213600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2480, 2520, 2604, 2790, 2976, 3255, 3360, 3472, 3720, 3906, 4340, 4464, 4960, 5040, 5208, 5580, 6510, 6944, 7440, 7812, 8680, 8928, 9029, 9765, 10080, 10416, 11160, 13020, 14880, 15624, 17360, 18058, 19530, 20832, 22320, 26040, 27087, 31248, 34720, 36116, 39060, 44640, 45145, 52080, 54174, 62496, 63203, 72232, 78120, 81261, 90290, 104160, 108348, 126406, 135435, 144464, 156240, 162522, 180580, 189609, 216696, 252812, 270870, 279899, 288928, 312480, 316015, 325044, 361160, 379218, 406305, 433392, 505624, 541740, 559798, 568827, 632030, 650088, 722320, 758436, 812610, 839697, 866784, 948045, 1011248, 1083480, 1119596, 1137654, 1264060, 1300176, 1399495, 1444640, 1516872, 1625220, 1679394, 1896090, 1959293, 2022496, 2166960, 2239192, 2275308, 2519091, 2528120, 2600352, 2798990, 2844135, 3033744, 3250440, 3358788, 3792180, 3918586, 4198485, 4333920, 4478384, 4550616, 5038182, 5056240, 5597980, 5688270, 5877879, 6067488, 6500880, 6717576, 7584360, 7837172, 8396970, 8956768, 9101232, 9796465, 10076364, 10112480, 11195960, 11376540, 11755758, 12595455, 13001760, 13435152, 15168720, 15674344, 16793940, 17633637, 18202464, 19592930, 20152728, 22391920, 22753080, 23511516, 25190910, 26870304, 29389395, 30337440, 31348688, 33587880, 35267274, 39185860, 40305456, 44783840, 45506160, 47023032, 50381820, 58778790, 62697376, 67175760, 70534548, 78371720, 80610912, 88168185, 91012320, 94046064, 100763640, 117557580, 134351520, 141069096, 156743440, 176336370, 188092128, 201527280, 235115160, 282138192, 313486880, 352672740, 403054560, 470230320, 564276384, 705345480, 940460640, 1410690960, 2821381920]

約数ペア:

[(1, 2821381920), (2, 1410690960), (3, 940460640), (4, 705345480), (5, 564276384), (6, 470230320), (7, 403054560), (8, 352672740), (9, 313486880), (10, 282138192), (12, 235115160), (14, 201527280), (15, 188092128), (16, 176336370), (18, 156743440), (20, 141069096), (21, 134351520), (24, 117557580), (28, 100763640), (30, 94046064), (31, 91012320), (32, 88168185), (35, 80610912), (36, 78371720), (40, 70534548), (42, 67175760), (45, 62697376), (48, 58778790), (56, 50381820), (60, 47023032), (62, 45506160), (63, 44783840), (70, 40305456), (72, 39185860), (80, 35267274), (84, 33587880), (90, 31348688), (93, 30337440), (96, 29389395), (105, 26870304), (112, 25190910), (120, 23511516), (124, 22753080), (126, 22391920), (140, 20152728), (144, 19592930), (155, 18202464), (160, 17633637), (168, 16793940), (180, 15674344), (186, 15168720), (210, 13435152), (217, 13001760), (224, 12595455), (240, 11755758), (248, 11376540), (252, 11195960), (279, 10112480), (280, 10076364), (288, 9796465), (310, 9101232), (315, 8956768), (336, 8396970), (360, 7837172), (372, 7584360), (420, 6717576), (434, 6500880), (465, 6067488), (480, 5877879), (496, 5688270), (504, 5597980), (558, 5056240), (560, 5038182), (620, 4550616), (630, 4478384), (651, 4333920), (672, 4198485), (720, 3918586), (744, 3792180), (840, 3358788), (868, 3250440), (930, 3033744), (992, 2844135), (1008, 2798990), (1085, 2600352), (1116, 2528120), (1120, 2519091), (1240, 2275308), (1260, 2239192), (1302, 2166960), (1395, 2022496), (1440, 1959293), (1488, 1896090), (1680, 1679394), (1736, 1625220), (1860, 1516872), (1953, 1444640), (2016, 1399495), (2170, 1300176), (2232, 1264060), (2480, 1137654), (2520, 1119596), (2604, 1083480), (2790, 1011248), (2976, 948045), (3255, 866784), (3360, 839697), (3472, 812610), (3720, 758436), (3906, 722320), (4340, 650088), (4464, 632030), (4960, 568827), (5040, 559798), (5208, 541740), (5580, 505624), (6510, 433392), (6944, 406305), (7440, 379218), (7812, 361160), (8680, 325044), (8928, 316015), (9029, 312480), (9765, 288928), (10080, 279899), (10416, 270870), (11160, 252812), (13020, 216696), (14880, 189609), (15624, 180580), (17360, 162522), (18058, 156240), (19530, 144464), (20832, 135435), (22320, 126406), (26040, 108348), (27087, 104160), (31248, 90290), (34720, 81261), (36116, 78120), (39060, 72232), (44640, 63203), (45145, 62496), (52080, 54174)]