21896264880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{16519}}^1$

素因数の和:16808

約数の個数: 240

約数和(自身を含む): 84364600320

約数和(自身を除く): 62468335440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 263, 280, 315, 336, 360, 420, 504, 526, 560, 630, 720, 789, 840, 1008, 1052, 1260, 1315, 1578, 1680, 1841, 2104, 2367, 2520, 2630, 3156, 3682, 3945, 4208, 4734, 5040, 5260, 5523, 6312, 7364, 7890, 9205, 9468, 10520, 11046, 11835, 12624, 14728, 15780, 16519, 16569, 18410, 18936, 21040, 22092, 23670, 27615, 29456, 31560, 33038, 33138, 36820, 37872, 44184, 47340, 49557, 55230, 63120, 66076, 66276, 73640, 82595, 82845, 88368, 94680, 99114, 110460, 115633, 132152, 132552, 147280, 148671, 165190, 165690, 189360, 198228, 220920, 231266, 247785, 264304, 265104, 297342, 330380, 331380, 346899, 396456, 441840, 462532, 495570, 578165, 594684, 660760, 662760, 693798, 743355, 792912, 925064, 991140, 1040697, 1156330, 1189368, 1321520, 1325520, 1387596, 1486710, 1734495, 1850128, 1982280, 2081394, 2312660, 2378736, 2775192, 2973420, 3468990, 3964560, 4162788, 4344497, 4625320, 5203485, 5550384, 5946840, 6937980, 8325576, 8688994, 9250640, 10406970, 11893680, 13033491, 13875960, 16651152, 17377988, 20813940, 21722485, 26066982, 27751920, 30411479, 34755976, 39100473, 41627880, 43444970, 52133964, 60822958, 65167455, 69511952, 78200946, 83255760, 86889940, 91234437, 104267928, 121645916, 130334910, 152057395, 156401892, 173779880, 182468874, 195502365, 208535856, 243291832, 260669820, 273703311, 304114790, 312803784, 347559760, 364937748, 391004730, 456172185, 486583664, 521339640, 547406622, 608229580, 625607568, 729875496, 782009460, 912344370, 1042679280, 1094813244, 1216459160, 1368516555, 1459750992, 1564018920, 1824688740, 2189626488, 2432918320, 2737033110, 3128037840, 3649377480, 4379252976, 5474066220, 7298754960, 10948132440, 21896264880]

約数ペア:

[(1, 21896264880), (2, 10948132440), (3, 7298754960), (4, 5474066220), (5, 4379252976), (6, 3649377480), (7, 3128037840), (8, 2737033110), (9, 2432918320), (10, 2189626488), (12, 1824688740), (14, 1564018920), (15, 1459750992), (16, 1368516555), (18, 1216459160), (20, 1094813244), (21, 1042679280), (24, 912344370), (28, 782009460), (30, 729875496), (35, 625607568), (36, 608229580), (40, 547406622), (42, 521339640), (45, 486583664), (48, 456172185), (56, 391004730), (60, 364937748), (63, 347559760), (70, 312803784), (72, 304114790), (80, 273703311), (84, 260669820), (90, 243291832), (105, 208535856), (112, 195502365), (120, 182468874), (126, 173779880), (140, 156401892), (144, 152057395), (168, 130334910), (180, 121645916), (210, 104267928), (240, 91234437), (252, 86889940), (263, 83255760), (280, 78200946), (315, 69511952), (336, 65167455), (360, 60822958), (420, 52133964), (504, 43444970), (526, 41627880), (560, 39100473), (630, 34755976), (720, 30411479), (789, 27751920), (840, 26066982), (1008, 21722485), (1052, 20813940), (1260, 17377988), (1315, 16651152), (1578, 13875960), (1680, 13033491), (1841, 11893680), (2104, 10406970), (2367, 9250640), (2520, 8688994), (2630, 8325576), (3156, 6937980), (3682, 5946840), (3945, 5550384), (4208, 5203485), (4734, 4625320), (5040, 4344497), (5260, 4162788), (5523, 3964560), (6312, 3468990), (7364, 2973420), (7890, 2775192), (9205, 2378736), (9468, 2312660), (10520, 2081394), (11046, 1982280), (11835, 1850128), (12624, 1734495), (14728, 1486710), (15780, 1387596), (16519, 1325520), (16569, 1321520), (18410, 1189368), (18936, 1156330), (21040, 1040697), (22092, 991140), (23670, 925064), (27615, 792912), (29456, 743355), (31560, 693798), (33038, 662760), (33138, 660760), (36820, 594684), (37872, 578165), (44184, 495570), (47340, 462532), (49557, 441840), (55230, 396456), (63120, 346899), (66076, 331380), (66276, 330380), (73640, 297342), (82595, 265104), (82845, 264304), (88368, 247785), (94680, 231266), (99114, 220920), (110460, 198228), (115633, 189360), (132152, 165690), (132552, 165190), (147280, 148671)]