248394960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 923869440

約数和(自身を除く): 675474480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 79, 80, 88, 90, 99, 110, 120, 132, 144, 158, 165, 176, 180, 198, 220, 237, 240, 264, 316, 330, 360, 395, 396, 397, 440, 474, 495, 528, 632, 660, 711, 720, 790, 792, 794, 869, 880, 948, 990, 1185, 1191, 1264, 1320, 1422, 1580, 1584, 1588, 1738, 1896, 1980, 1985, 2370, 2382, 2607, 2640, 2844, 3160, 3176, 3476, 3555, 3573, 3792, 3960, 3970, 4345, 4367, 4740, 4764, 5214, 5688, 5955, 6320, 6352, 6952, 7110, 7146, 7821, 7920, 7940, 8690, 8734, 9480, 9528, 10428, 11376, 11910, 13035, 13101, 13904, 14220, 14292, 15642, 15880, 17380, 17468, 17865, 18960, 19056, 20856, 21835, 23820, 26070, 26202, 28440, 28584, 31284, 31363, 31760, 34760, 34936, 35730, 39105, 39303, 41712, 43670, 47640, 52140, 52404, 56880, 57168, 62568, 62726, 65505, 69520, 69872, 71460, 78210, 78606, 87340, 94089, 95280, 104280, 104808, 125136, 125452, 131010, 142920, 156420, 156815, 157212, 174680, 188178, 196515, 208560, 209616, 250904, 262020, 282267, 285840, 312840, 313630, 314424, 344993, 349360, 376356, 393030, 470445, 501808, 524040, 564534, 625680, 627260, 628848, 689986, 752712, 786060, 940890, 1034979, 1048080, 1129068, 1254520, 1379972, 1411335, 1505424, 1572120, 1724965, 1881780, 2069958, 2258136, 2509040, 2759944, 2822670, 3104937, 3144240, 3449930, 3763560, 4139916, 4516272, 5174895, 5519888, 5645340, 6209874, 6899860, 7527120, 8279832, 10349790, 11290680, 12419748, 13799720, 15524685, 16559664, 20699580, 22581360, 24839496, 27599440, 31049370, 41399160, 49678992, 62098740, 82798320, 124197480, 248394960]

約数ペア:

[(1, 248394960), (2, 124197480), (3, 82798320), (4, 62098740), (5, 49678992), (6, 41399160), (8, 31049370), (9, 27599440), (10, 24839496), (11, 22581360), (12, 20699580), (15, 16559664), (16, 15524685), (18, 13799720), (20, 12419748), (22, 11290680), (24, 10349790), (30, 8279832), (33, 7527120), (36, 6899860), (40, 6209874), (44, 5645340), (45, 5519888), (48, 5174895), (55, 4516272), (60, 4139916), (66, 3763560), (72, 3449930), (79, 3144240), (80, 3104937), (88, 2822670), (90, 2759944), (99, 2509040), (110, 2258136), (120, 2069958), (132, 1881780), (144, 1724965), (158, 1572120), (165, 1505424), (176, 1411335), (180, 1379972), (198, 1254520), (220, 1129068), (237, 1048080), (240, 1034979), (264, 940890), (316, 786060), (330, 752712), (360, 689986), (395, 628848), (396, 627260), (397, 625680), (440, 564534), (474, 524040), (495, 501808), (528, 470445), (632, 393030), (660, 376356), (711, 349360), (720, 344993), (790, 314424), (792, 313630), (794, 312840), (869, 285840), (880, 282267), (948, 262020), (990, 250904), (1185, 209616), (1191, 208560), (1264, 196515), (1320, 188178), (1422, 174680), (1580, 157212), (1584, 156815), (1588, 156420), (1738, 142920), (1896, 131010), (1980, 125452), (1985, 125136), (2370, 104808), (2382, 104280), (2607, 95280), (2640, 94089), (2844, 87340), (3160, 78606), (3176, 78210), (3476, 71460), (3555, 69872), (3573, 69520), (3792, 65505), (3960, 62726), (3970, 62568), (4345, 57168), (4367, 56880), (4740, 52404), (4764, 52140), (5214, 47640), (5688, 43670), (5955, 41712), (6320, 39303), (6352, 39105), (6952, 35730), (7110, 34936), (7146, 34760), (7821, 31760), (7920, 31363), (7940, 31284), (8690, 28584), (8734, 28440), (9480, 26202), (9528, 26070), (10428, 23820), (11376, 21835), (11910, 20856), (13035, 19056), (13101, 18960), (13904, 17865), (14220, 17468), (14292, 17380), (15642, 15880)]