21449453040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{6121}}^1$

素因数の和:6328

約数の個数: 240

約数和(自身を含む): 74843947776

約数和(自身を除く): 53394494736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 157, 180, 186, 240, 248, 279, 310, 314, 360, 372, 465, 471, 496, 558, 620, 628, 720, 744, 785, 930, 942, 1116, 1240, 1256, 1395, 1413, 1488, 1570, 1860, 1884, 2232, 2355, 2480, 2512, 2790, 2826, 3140, 3720, 3768, 4464, 4710, 4867, 5580, 5652, 6121, 6280, 7065, 7440, 7536, 9420, 9734, 11160, 11304, 12242, 12560, 14130, 14601, 18363, 18840, 19468, 22320, 22608, 24335, 24484, 28260, 29202, 30605, 36726, 37680, 38936, 43803, 48670, 48968, 55089, 56520, 58404, 61210, 73005, 73452, 77872, 87606, 91815, 97340, 97936, 110178, 113040, 116808, 122420, 146010, 146904, 175212, 183630, 189751, 194680, 219015, 220356, 233616, 244840, 275445, 292020, 293808, 350424, 367260, 379502, 389360, 438030, 440712, 489680, 550890, 569253, 584040, 700848, 734520, 759004, 876060, 881424, 948755, 960997, 1101780, 1138506, 1168080, 1469040, 1518008, 1707759, 1752120, 1897510, 1921994, 2203560, 2277012, 2846265, 2882991, 3036016, 3415518, 3504240, 3795020, 3843988, 4407120, 4554024, 4804985, 5692530, 5765982, 6831036, 7590040, 7687976, 8538795, 8648973, 9108048, 9609970, 11385060, 11531964, 13662072, 14414955, 15180080, 15375952, 17077590, 17297946, 19219940, 22770120, 23063928, 27324144, 28829910, 29790907, 34155180, 34595892, 38439880, 43244865, 45540240, 46127856, 57659820, 59581814, 68310360, 69191784, 76879760, 86489730, 89372721, 115319640, 119163628, 136620720, 138383568, 148954535, 172979460, 178745442, 230639280, 238327256, 268118163, 297909070, 345958920, 357490884, 446863605, 476654512, 536236326, 595818140, 691917840, 714981768, 893727210, 1072472652, 1191636280, 1340590815, 1429963536, 1787454420, 2144945304, 2383272560, 2681181630, 3574908840, 4289890608, 5362363260, 7149817680, 10724726520, 21449453040]

約数ペア:

[(1, 21449453040), (2, 10724726520), (3, 7149817680), (4, 5362363260), (5, 4289890608), (6, 3574908840), (8, 2681181630), (9, 2383272560), (10, 2144945304), (12, 1787454420), (15, 1429963536), (16, 1340590815), (18, 1191636280), (20, 1072472652), (24, 893727210), (30, 714981768), (31, 691917840), (36, 595818140), (40, 536236326), (45, 476654512), (48, 446863605), (60, 357490884), (62, 345958920), (72, 297909070), (80, 268118163), (90, 238327256), (93, 230639280), (120, 178745442), (124, 172979460), (144, 148954535), (155, 138383568), (157, 136620720), (180, 119163628), (186, 115319640), (240, 89372721), (248, 86489730), (279, 76879760), (310, 69191784), (314, 68310360), (360, 59581814), (372, 57659820), (465, 46127856), (471, 45540240), (496, 43244865), (558, 38439880), (620, 34595892), (628, 34155180), (720, 29790907), (744, 28829910), (785, 27324144), (930, 23063928), (942, 22770120), (1116, 19219940), (1240, 17297946), (1256, 17077590), (1395, 15375952), (1413, 15180080), (1488, 14414955), (1570, 13662072), (1860, 11531964), (1884, 11385060), (2232, 9609970), (2355, 9108048), (2480, 8648973), (2512, 8538795), (2790, 7687976), (2826, 7590040), (3140, 6831036), (3720, 5765982), (3768, 5692530), (4464, 4804985), (4710, 4554024), (4867, 4407120), (5580, 3843988), (5652, 3795020), (6121, 3504240), (6280, 3415518), (7065, 3036016), (7440, 2882991), (7536, 2846265), (9420, 2277012), (9734, 2203560), (11160, 1921994), (11304, 1897510), (12242, 1752120), (12560, 1707759), (14130, 1518008), (14601, 1469040), (18363, 1168080), (18840, 1138506), (19468, 1101780), (22320, 960997), (22608, 948755), (24335, 881424), (24484, 876060), (28260, 759004), (29202, 734520), (30605, 700848), (36726, 584040), (37680, 569253), (38936, 550890), (43803, 489680), (48670, 440712), (48968, 438030), (55089, 389360), (56520, 379502), (58404, 367260), (61210, 350424), (73005, 293808), (73452, 292020), (77872, 275445), (87606, 244840), (91815, 233616), (97340, 220356), (97936, 219015), (110178, 194680), (113040, 189751), (116808, 183630), (122420, 175212), (146010, 146904)]