20964254080

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{60773}}^1$

素因数の和:60817

約数の個数: 192

約数和(自身を含む): 63601206480

約数和(自身を除く): 42636952400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 640, 704, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1408, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 3080, 3136, 3520, 3920, 4312, 4480, 4928, 5390, 6160, 6272, 7040, 7840, 8624, 9856, 10780, 12320, 15680, 17248, 21560, 24640, 31360, 34496, 43120, 49280, 60773, 68992, 86240, 121546, 172480, 243092, 303865, 344960, 425411, 486184, 607730, 668503, 850822, 972368, 1215460, 1337006, 1701644, 1944736, 2127055, 2430920, 2674012, 2977877, 3342515, 3403288, 3889472, 4254110, 4679521, 4861840, 5348024, 5955754, 6685030, 6806576, 7778944, 8508220, 9359042, 9723680, 10696048, 11911508, 13370060, 13613152, 14889385, 17016440, 18718084, 19447360, 21392096, 23397605, 23823016, 26740120, 27226304, 29778770, 32756647, 34032880, 37436168, 38894720, 42784192, 46795210, 47646032, 53480240, 54452608, 59557540, 65513294, 68065760, 74872336, 85568384, 93590420, 95292064, 106960480, 119115080, 131026588, 136131520, 149744672, 163783235, 187180840, 190584128, 213920960, 238230160, 262053176, 272263040, 299489344, 327566470, 374361680, 381168256, 427841920, 476460320, 524106352, 598978688, 655132940, 748723360, 952920640, 1048212704, 1310265880, 1497446720, 1905841280, 2096425408, 2620531760, 2994893440, 4192850816, 5241063520, 10482127040, 20964254080]

約数ペア:

[(1, 20964254080), (2, 10482127040), (4, 5241063520), (5, 4192850816), (7, 2994893440), (8, 2620531760), (10, 2096425408), (11, 1905841280), (14, 1497446720), (16, 1310265880), (20, 1048212704), (22, 952920640), (28, 748723360), (32, 655132940), (35, 598978688), (40, 524106352), (44, 476460320), (49, 427841920), (55, 381168256), (56, 374361680), (64, 327566470), (70, 299489344), (77, 272263040), (80, 262053176), (88, 238230160), (98, 213920960), (110, 190584128), (112, 187180840), (128, 163783235), (140, 149744672), (154, 136131520), (160, 131026588), (176, 119115080), (196, 106960480), (220, 95292064), (224, 93590420), (245, 85568384), (280, 74872336), (308, 68065760), (320, 65513294), (352, 59557540), (385, 54452608), (392, 53480240), (440, 47646032), (448, 46795210), (490, 42784192), (539, 38894720), (560, 37436168), (616, 34032880), (640, 32756647), (704, 29778770), (770, 27226304), (784, 26740120), (880, 23823016), (896, 23397605), (980, 21392096), (1078, 19447360), (1120, 18718084), (1232, 17016440), (1408, 14889385), (1540, 13613152), (1568, 13370060), (1760, 11911508), (1960, 10696048), (2156, 9723680), (2240, 9359042), (2464, 8508220), (2695, 7778944), (3080, 6806576), (3136, 6685030), (3520, 5955754), (3920, 5348024), (4312, 4861840), (4480, 4679521), (4928, 4254110), (5390, 3889472), (6160, 3403288), (6272, 3342515), (7040, 2977877), (7840, 2674012), (8624, 2430920), (9856, 2127055), (10780, 1944736), (12320, 1701644), (15680, 1337006), (17248, 1215460), (21560, 972368), (24640, 850822), (31360, 668503), (34496, 607730), (43120, 486184), (49280, 425411), (60773, 344960), (68992, 303865), (86240, 243092), (121546, 172480)]