421187760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:652

約数の個数: 240

約数和(自身を含む): 1628687424

約数和(自身を除く): 1207499664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 193, 210, 240, 252, 280, 315, 336, 360, 386, 420, 433, 504, 560, 579, 630, 720, 772, 840, 866, 965, 1008, 1158, 1260, 1299, 1351, 1544, 1680, 1732, 1737, 1930, 2165, 2316, 2520, 2598, 2702, 2895, 3031, 3088, 3464, 3474, 3860, 3897, 4053, 4330, 4632, 5040, 5196, 5404, 5790, 6062, 6495, 6755, 6928, 6948, 7720, 7794, 8106, 8660, 8685, 9093, 9264, 10392, 10808, 11580, 12124, 12159, 12990, 13510, 13896, 15155, 15440, 15588, 16212, 17320, 17370, 18186, 19485, 20265, 20784, 21616, 23160, 24248, 24318, 25980, 27020, 27279, 27792, 30310, 31176, 32424, 34640, 34740, 36372, 38970, 40530, 45465, 46320, 48496, 48636, 51960, 54040, 54558, 60620, 60795, 62352, 64848, 69480, 72744, 77940, 81060, 83569, 90930, 97272, 103920, 108080, 109116, 121240, 121590, 136395, 138960, 145488, 155880, 162120, 167138, 181860, 194544, 218232, 242480, 243180, 250707, 272790, 311760, 324240, 334276, 363720, 417845, 436464, 486360, 501414, 545580, 584983, 668552, 727440, 752121, 835690, 972720, 1002828, 1091160, 1169966, 1253535, 1337104, 1504242, 1671380, 1754949, 2005656, 2182320, 2339932, 2507070, 2924915, 3008484, 3342760, 3509898, 3760605, 4011312, 4679864, 5014140, 5264847, 5849830, 6016968, 6685520, 7019796, 7521210, 8774745, 9359728, 10028280, 10529694, 11699660, 12033936, 14039592, 15042420, 17549490, 20056560, 21059388, 23399320, 26324235, 28079184, 30084840, 35098980, 42118776, 46798640, 52648470, 60169680, 70197960, 84237552, 105296940, 140395920, 210593880, 421187760]

約数ペア:

[(1, 421187760), (2, 210593880), (3, 140395920), (4, 105296940), (5, 84237552), (6, 70197960), (7, 60169680), (8, 52648470), (9, 46798640), (10, 42118776), (12, 35098980), (14, 30084840), (15, 28079184), (16, 26324235), (18, 23399320), (20, 21059388), (21, 20056560), (24, 17549490), (28, 15042420), (30, 14039592), (35, 12033936), (36, 11699660), (40, 10529694), (42, 10028280), (45, 9359728), (48, 8774745), (56, 7521210), (60, 7019796), (63, 6685520), (70, 6016968), (72, 5849830), (80, 5264847), (84, 5014140), (90, 4679864), (105, 4011312), (112, 3760605), (120, 3509898), (126, 3342760), (140, 3008484), (144, 2924915), (168, 2507070), (180, 2339932), (193, 2182320), (210, 2005656), (240, 1754949), (252, 1671380), (280, 1504242), (315, 1337104), (336, 1253535), (360, 1169966), (386, 1091160), (420, 1002828), (433, 972720), (504, 835690), (560, 752121), (579, 727440), (630, 668552), (720, 584983), (772, 545580), (840, 501414), (866, 486360), (965, 436464), (1008, 417845), (1158, 363720), (1260, 334276), (1299, 324240), (1351, 311760), (1544, 272790), (1680, 250707), (1732, 243180), (1737, 242480), (1930, 218232), (2165, 194544), (2316, 181860), (2520, 167138), (2598, 162120), (2702, 155880), (2895, 145488), (3031, 138960), (3088, 136395), (3464, 121590), (3474, 121240), (3860, 109116), (3897, 108080), (4053, 103920), (4330, 97272), (4632, 90930), (5040, 83569), (5196, 81060), (5404, 77940), (5790, 72744), (6062, 69480), (6495, 64848), (6755, 62352), (6928, 60795), (6948, 60620), (7720, 54558), (7794, 54040), (8106, 51960), (8660, 48636), (8685, 48496), (9093, 46320), (9264, 45465), (10392, 40530), (10808, 38970), (11580, 36372), (12124, 34740), (12159, 34640), (12990, 32424), (13510, 31176), (13896, 30310), (15155, 27792), (15440, 27279), (15588, 27020), (16212, 25980), (17320, 24318), (17370, 24248), (18186, 23160), (19485, 21616), (20265, 20784)]