257723714560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{133519}}^1$

素因数の和:133586

約数の個数: 176

約数和(自身を含む): 688754908800

約数和(自身を除く): 431031194240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 256, 260, 290, 320, 377, 416, 464, 512, 520, 580, 640, 754, 832, 928, 1024, 1040, 1160, 1280, 1508, 1664, 1856, 1885, 2080, 2320, 2560, 3016, 3328, 3712, 3770, 4160, 4640, 5120, 6032, 6656, 7424, 7540, 8320, 9280, 12064, 13312, 14848, 15080, 16640, 18560, 24128, 29696, 30160, 33280, 37120, 48256, 60320, 66560, 74240, 96512, 120640, 133519, 148480, 193024, 241280, 267038, 386048, 482560, 534076, 667595, 965120, 1068152, 1335190, 1735747, 1930240, 2136304, 2670380, 3471494, 3872051, 4272608, 5340760, 6942988, 7744102, 8545216, 8678735, 10681520, 13885976, 15488204, 17090432, 17357470, 19360255, 21363040, 27771952, 30976408, 34180864, 34714940, 38720510, 42726080, 50336663, 55543904, 61952816, 68361728, 69429880, 77441020, 85452160, 100673326, 111087808, 123905632, 136723456, 138859760, 154882040, 170904320, 201346652, 222175616, 247811264, 251683315, 277719520, 309764080, 341808640, 402693304, 444351232, 495622528, 503366630, 555439040, 619528160, 683617280, 805386608, 888702464, 991245056, 1006733260, 1110878080, 1239056320, 1610773216, 1777404928, 1982490112, 2013466520, 2221756160, 2478112640, 3221546432, 3964980224, 4026933040, 4443512320, 4956225280, 6443092864, 8053866080, 8887024640, 9912450560, 12886185728, 16107732160, 19824901120, 25772371456, 32215464320, 51544742912, 64430928640, 128861857280, 257723714560]

約数ペア:

[(1, 257723714560), (2, 128861857280), (4, 64430928640), (5, 51544742912), (8, 32215464320), (10, 25772371456), (13, 19824901120), (16, 16107732160), (20, 12886185728), (26, 9912450560), (29, 8887024640), (32, 8053866080), (40, 6443092864), (52, 4956225280), (58, 4443512320), (64, 4026933040), (65, 3964980224), (80, 3221546432), (104, 2478112640), (116, 2221756160), (128, 2013466520), (130, 1982490112), (145, 1777404928), (160, 1610773216), (208, 1239056320), (232, 1110878080), (256, 1006733260), (260, 991245056), (290, 888702464), (320, 805386608), (377, 683617280), (416, 619528160), (464, 555439040), (512, 503366630), (520, 495622528), (580, 444351232), (640, 402693304), (754, 341808640), (832, 309764080), (928, 277719520), (1024, 251683315), (1040, 247811264), (1160, 222175616), (1280, 201346652), (1508, 170904320), (1664, 154882040), (1856, 138859760), (1885, 136723456), (2080, 123905632), (2320, 111087808), (2560, 100673326), (3016, 85452160), (3328, 77441020), (3712, 69429880), (3770, 68361728), (4160, 61952816), (4640, 55543904), (5120, 50336663), (6032, 42726080), (6656, 38720510), (7424, 34714940), (7540, 34180864), (8320, 30976408), (9280, 27771952), (12064, 21363040), (13312, 19360255), (14848, 17357470), (15080, 17090432), (16640, 15488204), (18560, 13885976), (24128, 10681520), (29696, 8678735), (30160, 8545216), (33280, 7744102), (37120, 6942988), (48256, 5340760), (60320, 4272608), (66560, 3872051), (74240, 3471494), (96512, 2670380), (120640, 2136304), (133519, 1930240), (148480, 1735747), (193024, 1335190), (241280, 1068152), (267038, 965120), (386048, 667595), (482560, 534076)]