20079920640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201121}}^1$

素因数の和:201160

約数の個数: 160

約数和(自身を含む): 69131262816

約数和(自身を除く): 49051342176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3328, 3840, 4160, 4992, 6240, 6656, 7680, 8320, 9984, 12480, 16640, 19968, 24960, 33280, 49920, 99840, 201121, 402242, 603363, 804484, 1005605, 1206726, 1608968, 2011210, 2413452, 2614573, 3016815, 3217936, 4022420, 4826904, 5229146, 6033630, 6435872, 7843719, 8044840, 9653808, 10458292, 12067260, 12871744, 13072865, 15687438, 16089680, 19307616, 20916584, 24134520, 25743488, 26145730, 31374876, 32179360, 38615232, 39218595, 41833168, 48269040, 51486976, 52291460, 62749752, 64358720, 77230464, 78437190, 83666336, 96538080, 102973952, 104582920, 125499504, 128717440, 154460928, 156874380, 167332672, 193076160, 209165840, 250999008, 257434880, 308921856, 313748760, 334665344, 386152320, 418331680, 501998016, 514869760, 627497520, 669330688, 772304640, 836663360, 1003996032, 1254995040, 1338661376, 1544609280, 1673326720, 2007992064, 2509990080, 3346653440, 4015984128, 5019980160, 6693306880, 10039960320, 20079920640]

約数ペア:

[(1, 20079920640), (2, 10039960320), (3, 6693306880), (4, 5019980160), (5, 4015984128), (6, 3346653440), (8, 2509990080), (10, 2007992064), (12, 1673326720), (13, 1544609280), (15, 1338661376), (16, 1254995040), (20, 1003996032), (24, 836663360), (26, 772304640), (30, 669330688), (32, 627497520), (39, 514869760), (40, 501998016), (48, 418331680), (52, 386152320), (60, 334665344), (64, 313748760), (65, 308921856), (78, 257434880), (80, 250999008), (96, 209165840), (104, 193076160), (120, 167332672), (128, 156874380), (130, 154460928), (156, 128717440), (160, 125499504), (192, 104582920), (195, 102973952), (208, 96538080), (240, 83666336), (256, 78437190), (260, 77230464), (312, 64358720), (320, 62749752), (384, 52291460), (390, 51486976), (416, 48269040), (480, 41833168), (512, 39218595), (520, 38615232), (624, 32179360), (640, 31374876), (768, 26145730), (780, 25743488), (832, 24134520), (960, 20916584), (1040, 19307616), (1248, 16089680), (1280, 15687438), (1536, 13072865), (1560, 12871744), (1664, 12067260), (1920, 10458292), (2080, 9653808), (2496, 8044840), (2560, 7843719), (3120, 6435872), (3328, 6033630), (3840, 5229146), (4160, 4826904), (4992, 4022420), (6240, 3217936), (6656, 3016815), (7680, 2614573), (8320, 2413452), (9984, 2011210), (12480, 1608968), (16640, 1206726), (19968, 1005605), (24960, 804484), (33280, 603363), (49920, 402242), (99840, 201121)]