254579160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 853221600

約数和(自身を除く): 598642440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 121, 132, 165, 178, 197, 220, 242, 264, 267, 330, 356, 363, 394, 440, 445, 484, 534, 591, 605, 660, 712, 726, 788, 890, 968, 979, 985, 1068, 1182, 1210, 1320, 1335, 1452, 1576, 1780, 1815, 1958, 1970, 2136, 2167, 2364, 2420, 2670, 2904, 2937, 2955, 3560, 3630, 3916, 3940, 4334, 4728, 4840, 4895, 5340, 5874, 5910, 6501, 7260, 7832, 7880, 8668, 9790, 10680, 10769, 10835, 11748, 11820, 13002, 14520, 14685, 17336, 17533, 19580, 21538, 21670, 23496, 23640, 23837, 26004, 29370, 32307, 32505, 35066, 39160, 43076, 43340, 47674, 52008, 52599, 53845, 58740, 64614, 65010, 70132, 71511, 86152, 86680, 87665, 95348, 105198, 107690, 117480, 119185, 129228, 130020, 140264, 143022, 161535, 175330, 190696, 192863, 210396, 215380, 238370, 258456, 260040, 262995, 286044, 323070, 350660, 357555, 385726, 420792, 430760, 476740, 525990, 572088, 578589, 646140, 701320, 715110, 771452, 953480, 964315, 1051980, 1157178, 1292280, 1430220, 1542904, 1928630, 2103960, 2121493, 2314356, 2860440, 2892945, 3857260, 4242986, 4628712, 5785890, 6364479, 7714520, 8485972, 10607465, 11571780, 12728958, 16971944, 21214930, 23143560, 25457916, 31822395, 42429860, 50915832, 63644790, 84859720, 127289580, 254579160]

約数ペア:

[(1, 254579160), (2, 127289580), (3, 84859720), (4, 63644790), (5, 50915832), (6, 42429860), (8, 31822395), (10, 25457916), (11, 23143560), (12, 21214930), (15, 16971944), (20, 12728958), (22, 11571780), (24, 10607465), (30, 8485972), (33, 7714520), (40, 6364479), (44, 5785890), (55, 4628712), (60, 4242986), (66, 3857260), (88, 2892945), (89, 2860440), (110, 2314356), (120, 2121493), (121, 2103960), (132, 1928630), (165, 1542904), (178, 1430220), (197, 1292280), (220, 1157178), (242, 1051980), (264, 964315), (267, 953480), (330, 771452), (356, 715110), (363, 701320), (394, 646140), (440, 578589), (445, 572088), (484, 525990), (534, 476740), (591, 430760), (605, 420792), (660, 385726), (712, 357555), (726, 350660), (788, 323070), (890, 286044), (968, 262995), (979, 260040), (985, 258456), (1068, 238370), (1182, 215380), (1210, 210396), (1320, 192863), (1335, 190696), (1452, 175330), (1576, 161535), (1780, 143022), (1815, 140264), (1958, 130020), (1970, 129228), (2136, 119185), (2167, 117480), (2364, 107690), (2420, 105198), (2670, 95348), (2904, 87665), (2937, 86680), (2955, 86152), (3560, 71511), (3630, 70132), (3916, 65010), (3940, 64614), (4334, 58740), (4728, 53845), (4840, 52599), (4895, 52008), (5340, 47674), (5874, 43340), (5910, 43076), (6501, 39160), (7260, 35066), (7832, 32505), (7880, 32307), (8668, 29370), (9790, 26004), (10680, 23837), (10769, 23640), (10835, 23496), (11748, 21670), (11820, 21538), (13002, 19580), (14520, 17533), (14685, 17336)]