20176755840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{81463}}^1$

素因数の和:81531

約数の個数: 192

約数和(自身を含む): 71294034240

約数和(自身を除く): 51117278400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 384, 387, 430, 480, 516, 576, 640, 645, 688, 720, 774, 860, 960, 1032, 1152, 1290, 1376, 1440, 1548, 1720, 1920, 1935, 2064, 2580, 2752, 2880, 3096, 3440, 3870, 4128, 5160, 5504, 5760, 6192, 6880, 7740, 8256, 10320, 12384, 13760, 15480, 16512, 20640, 24768, 27520, 30960, 41280, 49536, 61920, 81463, 82560, 123840, 162926, 244389, 247680, 325852, 407315, 488778, 651704, 733167, 814630, 977556, 1221945, 1303408, 1466334, 1629260, 1955112, 2443890, 2606816, 2932668, 3258520, 3502909, 3665835, 3910224, 4887780, 5213632, 5865336, 6517040, 7005818, 7331670, 7820448, 9775560, 10427264, 10508727, 11730672, 13034080, 14011636, 14663340, 15640896, 17514545, 19551120, 21017454, 23461344, 26068160, 28023272, 29326680, 31281792, 31526181, 35029090, 39102240, 42034908, 46922688, 52136320, 52543635, 56046544, 58653360, 63052362, 70058180, 78204480, 84069816, 93845376, 105087270, 112093088, 117306720, 126104724, 140116360, 156408960, 157630905, 168139632, 210174540, 224186176, 234613440, 252209448, 280232720, 315261810, 336279264, 420349080, 448372352, 469226880, 504418896, 560465440, 630523620, 672558528, 840698160, 1008837792, 1120930880, 1261047240, 1345117056, 1681396320, 2017675584, 2241861760, 2522094480, 3362792640, 4035351168, 5044188960, 6725585280, 10088377920, 20176755840]

約数ペア:

[(1, 20176755840), (2, 10088377920), (3, 6725585280), (4, 5044188960), (5, 4035351168), (6, 3362792640), (8, 2522094480), (9, 2241861760), (10, 2017675584), (12, 1681396320), (15, 1345117056), (16, 1261047240), (18, 1120930880), (20, 1008837792), (24, 840698160), (30, 672558528), (32, 630523620), (36, 560465440), (40, 504418896), (43, 469226880), (45, 448372352), (48, 420349080), (60, 336279264), (64, 315261810), (72, 280232720), (80, 252209448), (86, 234613440), (90, 224186176), (96, 210174540), (120, 168139632), (128, 157630905), (129, 156408960), (144, 140116360), (160, 126104724), (172, 117306720), (180, 112093088), (192, 105087270), (215, 93845376), (240, 84069816), (258, 78204480), (288, 70058180), (320, 63052362), (344, 58653360), (360, 56046544), (384, 52543635), (387, 52136320), (430, 46922688), (480, 42034908), (516, 39102240), (576, 35029090), (640, 31526181), (645, 31281792), (688, 29326680), (720, 28023272), (774, 26068160), (860, 23461344), (960, 21017454), (1032, 19551120), (1152, 17514545), (1290, 15640896), (1376, 14663340), (1440, 14011636), (1548, 13034080), (1720, 11730672), (1920, 10508727), (1935, 10427264), (2064, 9775560), (2580, 7820448), (2752, 7331670), (2880, 7005818), (3096, 6517040), (3440, 5865336), (3870, 5213632), (4128, 4887780), (5160, 3910224), (5504, 3665835), (5760, 3502909), (6192, 3258520), (6880, 2932668), (7740, 2606816), (8256, 2443890), (10320, 1955112), (12384, 1629260), (13760, 1466334), (15480, 1303408), (16512, 1221945), (20640, 977556), (24768, 814630), (27520, 733167), (30960, 651704), (41280, 488778), (49536, 407315), (61920, 325852), (81463, 247680), (82560, 244389), (123840, 162926)]