43378020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 152006400

約数和(自身を除く): 108628380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 199, 210, 252, 315, 346, 398, 420, 519, 597, 630, 692, 796, 865, 995, 1038, 1194, 1211, 1260, 1393, 1557, 1730, 1791, 1990, 2076, 2388, 2422, 2595, 2786, 2985, 3114, 3460, 3582, 3633, 3980, 4179, 4844, 5190, 5572, 5970, 6055, 6228, 6965, 7164, 7266, 7785, 8358, 8955, 10380, 10899, 11940, 12110, 12537, 13930, 14532, 15570, 16716, 17910, 18165, 20895, 21798, 24220, 25074, 27860, 31140, 34427, 35820, 36330, 41790, 43596, 50148, 54495, 62685, 68854, 72660, 83580, 103281, 108990, 125370, 137708, 172135, 206562, 217980, 240989, 250740, 309843, 344270, 413124, 481978, 516405, 619686, 688540, 722967, 963956, 1032810, 1204945, 1239372, 1445934, 1549215, 2065620, 2168901, 2409890, 2891868, 3098430, 3614835, 4337802, 4819780, 6196860, 7229670, 8675604, 10844505, 14459340, 21689010, 43378020]

約数ペア:

[(1, 43378020), (2, 21689010), (3, 14459340), (4, 10844505), (5, 8675604), (6, 7229670), (7, 6196860), (9, 4819780), (10, 4337802), (12, 3614835), (14, 3098430), (15, 2891868), (18, 2409890), (20, 2168901), (21, 2065620), (28, 1549215), (30, 1445934), (35, 1239372), (36, 1204945), (42, 1032810), (45, 963956), (60, 722967), (63, 688540), (70, 619686), (84, 516405), (90, 481978), (105, 413124), (126, 344270), (140, 309843), (173, 250740), (180, 240989), (199, 217980), (210, 206562), (252, 172135), (315, 137708), (346, 125370), (398, 108990), (420, 103281), (519, 83580), (597, 72660), (630, 68854), (692, 62685), (796, 54495), (865, 50148), (995, 43596), (1038, 41790), (1194, 36330), (1211, 35820), (1260, 34427), (1393, 31140), (1557, 27860), (1730, 25074), (1791, 24220), (1990, 21798), (2076, 20895), (2388, 18165), (2422, 17910), (2595, 16716), (2786, 15570), (2985, 14532), (3114, 13930), (3460, 12537), (3582, 12110), (3633, 11940), (3980, 10899), (4179, 10380), (4844, 8955), (5190, 8358), (5572, 7785), (5970, 7266), (6055, 7164), (6228, 6965)]