19889900160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{796871}}^1$

素因数の和:796906

約数の個数: 128

約数和(自身を含む): 68275992960

約数和(自身を除く): 48386092800

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, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 796871, 1593742, 2390613, 3187484, 3984355, 4781226, 6374968, 7968710, 9562452, 10359323, 11953065, 12749936, 15937420, 19124904, 20718646, 23906130, 25499872, 31077969, 31874840, 38249808, 41437292, 47812260, 50999744, 51796615, 62155938, 63749680, 76499616, 82874584, 95624520, 101999488, 103593230, 124311876, 127499360, 152999232, 155389845, 165749168, 191249040, 207186460, 248623752, 254998720, 305998464, 310779690, 331498336, 382498080, 414372920, 497247504, 509997440, 621559380, 662996672, 764996160, 828745840, 994495008, 1243118760, 1325993344, 1529992320, 1657491680, 1988990016, 2486237520, 3314983360, 3977980032, 4972475040, 6629966720, 9944950080, 19889900160]

約数ペア:

[(1, 19889900160), (2, 9944950080), (3, 6629966720), (4, 4972475040), (5, 3977980032), (6, 3314983360), (8, 2486237520), (10, 1988990016), (12, 1657491680), (13, 1529992320), (15, 1325993344), (16, 1243118760), (20, 994495008), (24, 828745840), (26, 764996160), (30, 662996672), (32, 621559380), (39, 509997440), (40, 497247504), (48, 414372920), (52, 382498080), (60, 331498336), (64, 310779690), (65, 305998464), (78, 254998720), (80, 248623752), (96, 207186460), (104, 191249040), (120, 165749168), (128, 155389845), (130, 152999232), (156, 127499360), (160, 124311876), (192, 103593230), (195, 101999488), (208, 95624520), (240, 82874584), (260, 76499616), (312, 63749680), (320, 62155938), (384, 51796615), (390, 50999744), (416, 47812260), (480, 41437292), (520, 38249808), (624, 31874840), (640, 31077969), (780, 25499872), (832, 23906130), (960, 20718646), (1040, 19124904), (1248, 15937420), (1560, 12749936), (1664, 11953065), (1920, 10359323), (2080, 9562452), (2496, 7968710), (3120, 6374968), (4160, 4781226), (4992, 3984355), (6240, 3187484), (8320, 2390613), (12480, 1593742), (24960, 796871)]