2020121040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9041}}^1$

素因数の和:9090

約数の個数: 240

約数和(自身を含む): 7669062720

約数和(自身を除く): 5648941680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1140, 1176, 1330, 1470, 1520, 1596, 1680, 1862, 1960, 1995, 2128, 2280, 2352, 2660, 2793, 2940, 3192, 3724, 3920, 3990, 4560, 4655, 5320, 5586, 5880, 6384, 7448, 7980, 9041, 9310, 10640, 11172, 11760, 13965, 14896, 15960, 18082, 18620, 22344, 27123, 27930, 31920, 36164, 37240, 44688, 45205, 54246, 55860, 63287, 72328, 74480, 90410, 108492, 111720, 126574, 135615, 144656, 171779, 180820, 189861, 216984, 223440, 253148, 271230, 316435, 343558, 361640, 379722, 433968, 443009, 506296, 515337, 542460, 632870, 687116, 723280, 759444, 858895, 886018, 949305, 1012592, 1030674, 1084920, 1202453, 1265740, 1329027, 1374232, 1518888, 1717790, 1772036, 1898610, 2061348, 2169840, 2215045, 2404906, 2531480, 2576685, 2658054, 2748464, 3037776, 3435580, 3544072, 3607359, 3797220, 4122696, 4430090, 4809812, 5062960, 5153370, 5316108, 6012265, 6645135, 6871160, 7088144, 7214718, 7594440, 8245392, 8417171, 8860180, 9619624, 10306740, 10632216, 12024530, 13290270, 13742320, 14429436, 15188880, 16834342, 17720360, 18036795, 19239248, 20613480, 21264432, 24049060, 25251513, 26580540, 28858872, 33668684, 35440720, 36073590, 41226960, 42085855, 48098120, 50503026, 53161080, 57717744, 67337368, 72147180, 84171710, 96196240, 101006052, 106322160, 126257565, 134674736, 144294360, 168343420, 202012104, 252515130, 288588720, 336686840, 404024208, 505030260, 673373680, 1010060520, 2020121040]

約数ペア:

[(1, 2020121040), (2, 1010060520), (3, 673373680), (4, 505030260), (5, 404024208), (6, 336686840), (7, 288588720), (8, 252515130), (10, 202012104), (12, 168343420), (14, 144294360), (15, 134674736), (16, 126257565), (19, 106322160), (20, 101006052), (21, 96196240), (24, 84171710), (28, 72147180), (30, 67337368), (35, 57717744), (38, 53161080), (40, 50503026), (42, 48098120), (48, 42085855), (49, 41226960), (56, 36073590), (57, 35440720), (60, 33668684), (70, 28858872), (76, 26580540), (80, 25251513), (84, 24049060), (95, 21264432), (98, 20613480), (105, 19239248), (112, 18036795), (114, 17720360), (120, 16834342), (133, 15188880), (140, 14429436), (147, 13742320), (152, 13290270), (168, 12024530), (190, 10632216), (196, 10306740), (210, 9619624), (228, 8860180), (240, 8417171), (245, 8245392), (266, 7594440), (280, 7214718), (285, 7088144), (294, 6871160), (304, 6645135), (336, 6012265), (380, 5316108), (392, 5153370), (399, 5062960), (420, 4809812), (456, 4430090), (490, 4122696), (532, 3797220), (560, 3607359), (570, 3544072), (588, 3435580), (665, 3037776), (735, 2748464), (760, 2658054), (784, 2576685), (798, 2531480), (840, 2404906), (912, 2215045), (931, 2169840), (980, 2061348), (1064, 1898610), (1140, 1772036), (1176, 1717790), (1330, 1518888), (1470, 1374232), (1520, 1329027), (1596, 1265740), (1680, 1202453), (1862, 1084920), (1960, 1030674), (1995, 1012592), (2128, 949305), (2280, 886018), (2352, 858895), (2660, 759444), (2793, 723280), (2940, 687116), (3192, 632870), (3724, 542460), (3920, 515337), (3990, 506296), (4560, 443009), (4655, 433968), (5320, 379722), (5586, 361640), (5880, 343558), (6384, 316435), (7448, 271230), (7980, 253148), (9041, 223440), (9310, 216984), (10640, 189861), (11172, 180820), (11760, 171779), (13965, 144656), (14896, 135615), (15960, 126574), (18082, 111720), (18620, 108492), (22344, 90410), (27123, 74480), (27930, 72328), (31920, 63287), (36164, 55860), (37240, 54246), (44688, 45205)]