204464640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:442

約数の個数: 160

約数和(自身を含む): 663886080

約数和(自身を除く): 459421440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 337, 384, 395, 474, 480, 512, 632, 640, 674, 768, 790, 948, 960, 1011, 1185, 1264, 1280, 1348, 1536, 1580, 1685, 1896, 1920, 2022, 2370, 2528, 2560, 2696, 3160, 3370, 3792, 3840, 4044, 4740, 5055, 5056, 5392, 6320, 6740, 7584, 7680, 8088, 9480, 10110, 10112, 10784, 12640, 13480, 15168, 16176, 18960, 20220, 20224, 21568, 25280, 26623, 26960, 30336, 32352, 37920, 40440, 40448, 43136, 50560, 53246, 53920, 60672, 64704, 75840, 79869, 80880, 86272, 101120, 106492, 107840, 121344, 129408, 133115, 151680, 159738, 161760, 172544, 202240, 212984, 215680, 258816, 266230, 303360, 319476, 323520, 399345, 425968, 431360, 517632, 532460, 606720, 638952, 647040, 798690, 851936, 862720, 1064920, 1277904, 1294080, 1597380, 1703872, 2129840, 2555808, 2588160, 3194760, 3407744, 4259680, 5111616, 6389520, 6815488, 8519360, 10223232, 12779040, 13630976, 17038720, 20446464, 25558080, 34077440, 40892928, 51116160, 68154880, 102232320, 204464640]

約数ペア:

[(1, 204464640), (2, 102232320), (3, 68154880), (4, 51116160), (5, 40892928), (6, 34077440), (8, 25558080), (10, 20446464), (12, 17038720), (15, 13630976), (16, 12779040), (20, 10223232), (24, 8519360), (30, 6815488), (32, 6389520), (40, 5111616), (48, 4259680), (60, 3407744), (64, 3194760), (79, 2588160), (80, 2555808), (96, 2129840), (120, 1703872), (128, 1597380), (158, 1294080), (160, 1277904), (192, 1064920), (237, 862720), (240, 851936), (256, 798690), (316, 647040), (320, 638952), (337, 606720), (384, 532460), (395, 517632), (474, 431360), (480, 425968), (512, 399345), (632, 323520), (640, 319476), (674, 303360), (768, 266230), (790, 258816), (948, 215680), (960, 212984), (1011, 202240), (1185, 172544), (1264, 161760), (1280, 159738), (1348, 151680), (1536, 133115), (1580, 129408), (1685, 121344), (1896, 107840), (1920, 106492), (2022, 101120), (2370, 86272), (2528, 80880), (2560, 79869), (2696, 75840), (3160, 64704), (3370, 60672), (3792, 53920), (3840, 53246), (4044, 50560), (4740, 43136), (5055, 40448), (5056, 40440), (5392, 37920), (6320, 32352), (6740, 30336), (7584, 26960), (7680, 26623), (8088, 25280), (9480, 21568), (10110, 20224), (10112, 20220), (10784, 18960), (12640, 16176), (13480, 15168)]