56428680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 256

約数和(自身を含む): 218972160

約数和(自身を除く): 162543480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 105, 110, 120, 124, 132, 140, 154, 155, 165, 168, 186, 197, 210, 217, 220, 231, 248, 264, 280, 308, 310, 330, 341, 372, 385, 394, 420, 434, 440, 462, 465, 591, 616, 620, 651, 660, 682, 744, 770, 788, 840, 868, 924, 930, 985, 1023, 1085, 1155, 1182, 1240, 1302, 1320, 1364, 1379, 1540, 1576, 1705, 1736, 1848, 1860, 1970, 2046, 2167, 2170, 2310, 2364, 2387, 2604, 2728, 2758, 2955, 3080, 3255, 3410, 3720, 3940, 4092, 4137, 4334, 4340, 4620, 4728, 4774, 5115, 5208, 5516, 5910, 6107, 6501, 6510, 6820, 6895, 7161, 7880, 8184, 8274, 8668, 8680, 9240, 9548, 10230, 10835, 11032, 11820, 11935, 12214, 13002, 13020, 13640, 13790, 14322, 15169, 16548, 17336, 18321, 19096, 20460, 20685, 21670, 23640, 23870, 24428, 26004, 26040, 27580, 28644, 30338, 30535, 32505, 33096, 35805, 36642, 40920, 41370, 42749, 43340, 45507, 47740, 48856, 52008, 55160, 57288, 60676, 61070, 65010, 67177, 71610, 73284, 75845, 82740, 85498, 86680, 91014, 91605, 95480, 121352, 122140, 128247, 130020, 134354, 143220, 146568, 151690, 165480, 170996, 182028, 183210, 201531, 213745, 227535, 244280, 256494, 260040, 268708, 286440, 303380, 335885, 341992, 364056, 366420, 403062, 427490, 455070, 470239, 512988, 537416, 606760, 641235, 671770, 732840, 806124, 854980, 910140, 940478, 1007655, 1025976, 1282470, 1343540, 1410717, 1612248, 1709960, 1820280, 1880956, 2015310, 2351195, 2564940, 2687080, 2821434, 3761912, 4030620, 4702390, 5129880, 5642868, 7053585, 8061240, 9404780, 11285736, 14107170, 18809560, 28214340, 56428680]

約数ペア:

[(1, 56428680), (2, 28214340), (3, 18809560), (4, 14107170), (5, 11285736), (6, 9404780), (7, 8061240), (8, 7053585), (10, 5642868), (11, 5129880), (12, 4702390), (14, 4030620), (15, 3761912), (20, 2821434), (21, 2687080), (22, 2564940), (24, 2351195), (28, 2015310), (30, 1880956), (31, 1820280), (33, 1709960), (35, 1612248), (40, 1410717), (42, 1343540), (44, 1282470), (55, 1025976), (56, 1007655), (60, 940478), (62, 910140), (66, 854980), (70, 806124), (77, 732840), (84, 671770), (88, 641235), (93, 606760), (105, 537416), (110, 512988), (120, 470239), (124, 455070), (132, 427490), (140, 403062), (154, 366420), (155, 364056), (165, 341992), (168, 335885), (186, 303380), (197, 286440), (210, 268708), (217, 260040), (220, 256494), (231, 244280), (248, 227535), (264, 213745), (280, 201531), (308, 183210), (310, 182028), (330, 170996), (341, 165480), (372, 151690), (385, 146568), (394, 143220), (420, 134354), (434, 130020), (440, 128247), (462, 122140), (465, 121352), (591, 95480), (616, 91605), (620, 91014), (651, 86680), (660, 85498), (682, 82740), (744, 75845), (770, 73284), (788, 71610), (840, 67177), (868, 65010), (924, 61070), (930, 60676), (985, 57288), (1023, 55160), (1085, 52008), (1155, 48856), (1182, 47740), (1240, 45507), (1302, 43340), (1320, 42749), (1364, 41370), (1379, 40920), (1540, 36642), (1576, 35805), (1705, 33096), (1736, 32505), (1848, 30535), (1860, 30338), (1970, 28644), (2046, 27580), (2167, 26040), (2170, 26004), (2310, 24428), (2364, 23870), (2387, 23640), (2604, 21670), (2728, 20685), (2758, 20460), (2955, 19096), (3080, 18321), (3255, 17336), (3410, 16548), (3720, 15169), (3940, 14322), (4092, 13790), (4137, 13640), (4334, 13020), (4340, 13002), (4620, 12214), (4728, 11935), (4774, 11820), (5115, 11032), (5208, 10835), (5516, 10230), (5910, 9548), (6107, 9240), (6501, 8680), (6510, 8668), (6820, 8274), (6895, 8184), (7161, 7880)]