211992480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21031}}^1$

素因数の和:21059

約数の個数: 144

約数和(自身を含む): 826809984

約数和(自身を除く): 614817504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21031, 42062, 63093, 84124, 105155, 126186, 147217, 168248, 189279, 210310, 252372, 294434, 315465, 336496, 378558, 420620, 441651, 504744, 588868, 630930, 672992, 736085, 757116, 841240, 883302, 946395, 1009488, 1177736, 1261860, 1324953, 1472170, 1514232, 1682480, 1766604, 1892790, 2018976, 2208255, 2355472, 2523720, 2649906, 2944340, 3028464, 3364960, 3533208, 3785580, 4416510, 4710944, 5047440, 5299812, 5888680, 6056928, 6624765, 7066416, 7571160, 8833020, 10094880, 10599624, 11777360, 13249530, 14132832, 15142320, 17666040, 21199248, 23554720, 26499060, 30284640, 35332080, 42398496, 52998120, 70664160, 105996240, 211992480]

約数ペア:

[(1, 211992480), (2, 105996240), (3, 70664160), (4, 52998120), (5, 42398496), (6, 35332080), (7, 30284640), (8, 26499060), (9, 23554720), (10, 21199248), (12, 17666040), (14, 15142320), (15, 14132832), (16, 13249530), (18, 11777360), (20, 10599624), (21, 10094880), (24, 8833020), (28, 7571160), (30, 7066416), (32, 6624765), (35, 6056928), (36, 5888680), (40, 5299812), (42, 5047440), (45, 4710944), (48, 4416510), (56, 3785580), (60, 3533208), (63, 3364960), (70, 3028464), (72, 2944340), (80, 2649906), (84, 2523720), (90, 2355472), (96, 2208255), (105, 2018976), (112, 1892790), (120, 1766604), (126, 1682480), (140, 1514232), (144, 1472170), (160, 1324953), (168, 1261860), (180, 1177736), (210, 1009488), (224, 946395), (240, 883302), (252, 841240), (280, 757116), (288, 736085), (315, 672992), (336, 630930), (360, 588868), (420, 504744), (480, 441651), (504, 420620), (560, 378558), (630, 336496), (672, 315465), (720, 294434), (840, 252372), (1008, 210310), (1120, 189279), (1260, 168248), (1440, 147217), (1680, 126186), (2016, 105155), (2520, 84124), (3360, 63093), (5040, 42062), (10080, 21031)]