420349440

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{1117}}^1$

素因数の和:1157

約数の個数: 240

約数和(自身を含む): 1564600752

約数和(自身を除く): 1144251312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1117, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2234, 2240, 2352, 2560, 2688, 2940, 3136, 3351, 3360, 3584, 3840, 3920, 4468, 4480, 4704, 5376, 5585, 5880, 6272, 6702, 6720, 7680, 7819, 7840, 8936, 8960, 9408, 10752, 11170, 11760, 12544, 13404, 13440, 15638, 15680, 16755, 17872, 17920, 18816, 22340, 23457, 23520, 25088, 26808, 26880, 31276, 31360, 33510, 35744, 37632, 39095, 44680, 46914, 47040, 53616, 53760, 54733, 62552, 62720, 67020, 71488, 75264, 78190, 89360, 93828, 94080, 107232, 109466, 117285, 125104, 125440, 134040, 142976, 156380, 164199, 178720, 187656, 188160, 214464, 218932, 234570, 250208, 268080, 273665, 285952, 312760, 328398, 357440, 375312, 376320, 428928, 437864, 469140, 500416, 536160, 547330, 571904, 625520, 656796, 714880, 750624, 820995, 857856, 875728, 938280, 1000832, 1072320, 1094660, 1251040, 1313592, 1429760, 1501248, 1641990, 1715712, 1751456, 1876560, 2001664, 2144640, 2189320, 2502080, 2627184, 2859520, 3002496, 3283980, 3502912, 3753120, 4003328, 4289280, 4378640, 5004160, 5254368, 6004992, 6567960, 7005824, 7506240, 8578560, 8757280, 10008320, 10508736, 12009984, 13135920, 14011648, 15012480, 17514560, 20016640, 21017472, 26271840, 28023296, 30024960, 35029120, 42034944, 52543680, 60049920, 70058240, 84069888, 105087360, 140116480, 210174720, 420349440]

約数ペア:

[(1, 420349440), (2, 210174720), (3, 140116480), (4, 105087360), (5, 84069888), (6, 70058240), (7, 60049920), (8, 52543680), (10, 42034944), (12, 35029120), (14, 30024960), (15, 28023296), (16, 26271840), (20, 21017472), (21, 20016640), (24, 17514560), (28, 15012480), (30, 14011648), (32, 13135920), (35, 12009984), (40, 10508736), (42, 10008320), (48, 8757280), (49, 8578560), (56, 7506240), (60, 7005824), (64, 6567960), (70, 6004992), (80, 5254368), (84, 5004160), (96, 4378640), (98, 4289280), (105, 4003328), (112, 3753120), (120, 3502912), (128, 3283980), (140, 3002496), (147, 2859520), (160, 2627184), (168, 2502080), (192, 2189320), (196, 2144640), (210, 2001664), (224, 1876560), (240, 1751456), (245, 1715712), (256, 1641990), (280, 1501248), (294, 1429760), (320, 1313592), (336, 1251040), (384, 1094660), (392, 1072320), (420, 1000832), (448, 938280), (480, 875728), (490, 857856), (512, 820995), (560, 750624), (588, 714880), (640, 656796), (672, 625520), (735, 571904), (768, 547330), (784, 536160), (840, 500416), (896, 469140), (960, 437864), (980, 428928), (1117, 376320), (1120, 375312), (1176, 357440), (1280, 328398), (1344, 312760), (1470, 285952), (1536, 273665), (1568, 268080), (1680, 250208), (1792, 234570), (1920, 218932), (1960, 214464), (2234, 188160), (2240, 187656), (2352, 178720), (2560, 164199), (2688, 156380), (2940, 142976), (3136, 134040), (3351, 125440), (3360, 125104), (3584, 117285), (3840, 109466), (3920, 107232), (4468, 94080), (4480, 93828), (4704, 89360), (5376, 78190), (5585, 75264), (5880, 71488), (6272, 67020), (6702, 62720), (6720, 62552), (7680, 54733), (7819, 53760), (7840, 53616), (8936, 47040), (8960, 46914), (9408, 44680), (10752, 39095), (11170, 37632), (11760, 35744), (12544, 33510), (13404, 31360), (13440, 31276), (15638, 26880), (15680, 26808), (16755, 25088), (17872, 23520), (17920, 23457), (18816, 22340)]