20163381840

素因数分解:

$2^4\times 3^6\times 5^1\times 7^1\times {\mathrm{49391}}^1$

素因数の和:49429

約数の個数: 280

約数和(自身を含む): 80330358528

約数和(自身を除く): 60166976688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 729, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1458, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 2916, 3024, 3240, 3402, 3645, 3780, 3888, 4536, 4860, 5040, 5103, 5670, 5832, 6480, 6804, 7290, 7560, 8505, 9072, 9720, 10206, 11340, 11664, 13608, 14580, 15120, 17010, 19440, 20412, 22680, 25515, 27216, 29160, 34020, 40824, 45360, 49391, 51030, 58320, 68040, 81648, 98782, 102060, 136080, 148173, 197564, 204120, 246955, 296346, 345737, 395128, 408240, 444519, 493910, 592692, 691474, 740865, 790256, 889038, 987820, 1037211, 1185384, 1333557, 1382948, 1481730, 1728685, 1778076, 1975640, 2074422, 2222595, 2370768, 2667114, 2765896, 2963460, 3111633, 3457370, 3556152, 3951280, 4000671, 4148844, 4445190, 5186055, 5334228, 5531792, 5926920, 6223266, 6667785, 6914740, 7112304, 8001342, 8297688, 8890380, 9334899, 10372110, 10668456, 11853840, 12002013, 12446532, 13335570, 13829480, 15558165, 16002684, 16595376, 17780760, 18669798, 20003355, 20744220, 21336912, 24004026, 24893064, 26671140, 27658960, 28004697, 31116330, 32005368, 35561520, 36006039, 37339596, 40006710, 41488440, 46674495, 48008052, 49786128, 53342280, 56009394, 60010065, 62232660, 64010736, 72012078, 74679192, 80013420, 82976880, 84014091, 93348990, 96016104, 106684560, 112018788, 120020130, 124465320, 140023485, 144024156, 149358384, 160026840, 168028182, 180030195, 186697980, 192032208, 224037576, 240040260, 248930640, 252042273, 280046970, 288048312, 320053680, 336056364, 360060390, 373395960, 420070455, 448075152, 480080520, 504084546, 560093940, 576096624, 672112728, 720120780, 746791920, 840140910, 960161040, 1008169092, 1120187880, 1260211365, 1344225456, 1440241560, 1680281820, 2016338184, 2240375760, 2520422730, 2880483120, 3360563640, 4032676368, 5040845460, 6721127280, 10081690920, 20163381840]

約数ペア:

[(1, 20163381840), (2, 10081690920), (3, 6721127280), (4, 5040845460), (5, 4032676368), (6, 3360563640), (7, 2880483120), (8, 2520422730), (9, 2240375760), (10, 2016338184), (12, 1680281820), (14, 1440241560), (15, 1344225456), (16, 1260211365), (18, 1120187880), (20, 1008169092), (21, 960161040), (24, 840140910), (27, 746791920), (28, 720120780), (30, 672112728), (35, 576096624), (36, 560093940), (40, 504084546), (42, 480080520), (45, 448075152), (48, 420070455), (54, 373395960), (56, 360060390), (60, 336056364), (63, 320053680), (70, 288048312), (72, 280046970), (80, 252042273), (81, 248930640), (84, 240040260), (90, 224037576), (105, 192032208), (108, 186697980), (112, 180030195), (120, 168028182), (126, 160026840), (135, 149358384), (140, 144024156), (144, 140023485), (162, 124465320), (168, 120020130), (180, 112018788), (189, 106684560), (210, 96016104), (216, 93348990), (240, 84014091), (243, 82976880), (252, 80013420), (270, 74679192), (280, 72012078), (315, 64010736), (324, 62232660), (336, 60010065), (360, 56009394), (378, 53342280), (405, 49786128), (420, 48008052), (432, 46674495), (486, 41488440), (504, 40006710), (540, 37339596), (560, 36006039), (567, 35561520), (630, 32005368), (648, 31116330), (720, 28004697), (729, 27658960), (756, 26671140), (810, 24893064), (840, 24004026), (945, 21336912), (972, 20744220), (1008, 20003355), (1080, 18669798), (1134, 17780760), (1215, 16595376), (1260, 16002684), (1296, 15558165), (1458, 13829480), (1512, 13335570), (1620, 12446532), (1680, 12002013), (1701, 11853840), (1890, 10668456), (1944, 10372110), (2160, 9334899), (2268, 8890380), (2430, 8297688), (2520, 8001342), (2835, 7112304), (2916, 6914740), (3024, 6667785), (3240, 6223266), (3402, 5926920), (3645, 5531792), (3780, 5334228), (3888, 5186055), (4536, 4445190), (4860, 4148844), (5040, 4000671), (5103, 3951280), (5670, 3556152), (5832, 3457370), (6480, 3111633), (6804, 2963460), (7290, 2765896), (7560, 2667114), (8505, 2370768), (9072, 2222595), (9720, 2074422), (10206, 1975640), (11340, 1778076), (11664, 1728685), (13608, 1481730), (14580, 1382948), (15120, 1333557), (17010, 1185384), (19440, 1037211), (20412, 987820), (22680, 889038), (25515, 790256), (27216, 740865), (29160, 691474), (34020, 592692), (40824, 493910), (45360, 444519), (49391, 408240), (51030, 395128), (58320, 345737), (68040, 296346), (81648, 246955), (98782, 204120), (102060, 197564), (136080, 148173)]