20355963840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{20369}}^1$

素因数の和:20739

約数の個数: 168

約数和(自身を含む): 70221256560

約数和(自身を除く): 49865292720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 347, 360, 480, 576, 694, 720, 960, 1041, 1388, 1440, 1735, 2082, 2776, 2880, 3123, 3470, 4164, 5205, 5552, 6246, 6940, 8328, 10410, 11104, 12492, 13880, 15615, 16656, 20369, 20820, 22208, 24984, 27760, 31230, 33312, 40738, 41640, 49968, 55520, 61107, 62460, 66624, 81476, 83280, 99936, 101845, 111040, 122214, 124920, 162952, 166560, 183321, 199872, 203690, 244428, 249840, 305535, 325904, 333120, 366642, 407380, 488856, 499680, 611070, 651808, 733284, 814760, 916605, 977712, 999360, 1222140, 1303616, 1466568, 1629520, 1833210, 1955424, 2444280, 2933136, 3259040, 3666420, 3910848, 4888560, 5866272, 6518080, 7068043, 7332840, 9777120, 11732544, 14136086, 14665680, 19554240, 21204129, 28272172, 29331360, 35340215, 42408258, 56544344, 58662720, 63612387, 70680430, 84816516, 106020645, 113088688, 127224774, 141360860, 169633032, 212041290, 226177376, 254449548, 282721720, 318061935, 339266064, 424082580, 452354752, 508899096, 565443440, 636123870, 678532128, 848165160, 1017798192, 1130886880, 1272247740, 1357064256, 1696330320, 2035596384, 2261773760, 2544495480, 3392660640, 4071192768, 5088990960, 6785321280, 10177981920, 20355963840]

約数ペア:

[(1, 20355963840), (2, 10177981920), (3, 6785321280), (4, 5088990960), (5, 4071192768), (6, 3392660640), (8, 2544495480), (9, 2261773760), (10, 2035596384), (12, 1696330320), (15, 1357064256), (16, 1272247740), (18, 1130886880), (20, 1017798192), (24, 848165160), (30, 678532128), (32, 636123870), (36, 565443440), (40, 508899096), (45, 452354752), (48, 424082580), (60, 339266064), (64, 318061935), (72, 282721720), (80, 254449548), (90, 226177376), (96, 212041290), (120, 169633032), (144, 141360860), (160, 127224774), (180, 113088688), (192, 106020645), (240, 84816516), (288, 70680430), (320, 63612387), (347, 58662720), (360, 56544344), (480, 42408258), (576, 35340215), (694, 29331360), (720, 28272172), (960, 21204129), (1041, 19554240), (1388, 14665680), (1440, 14136086), (1735, 11732544), (2082, 9777120), (2776, 7332840), (2880, 7068043), (3123, 6518080), (3470, 5866272), (4164, 4888560), (5205, 3910848), (5552, 3666420), (6246, 3259040), (6940, 2933136), (8328, 2444280), (10410, 1955424), (11104, 1833210), (12492, 1629520), (13880, 1466568), (15615, 1303616), (16656, 1222140), (20369, 999360), (20820, 977712), (22208, 916605), (24984, 814760), (27760, 733284), (31230, 651808), (33312, 611070), (40738, 499680), (41640, 488856), (49968, 407380), (55520, 366642), (61107, 333120), (62460, 325904), (66624, 305535), (81476, 249840), (83280, 244428), (99936, 203690), (101845, 199872), (111040, 183321), (122214, 166560), (124920, 162952)]