84427740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2357}}^1$

素因数の和:2571

約数の個数: 72

約数和(自身を含む): 257493600

約数和(自身を除く): 173065860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2357, 2388, 2985, 3582, 3980, 4714, 5970, 7071, 7164, 8955, 9428, 11785, 11940, 14142, 17910, 21213, 23570, 28284, 35355, 35820, 42426, 47140, 70710, 84852, 106065, 141420, 212130, 424260, 469043, 938086, 1407129, 1876172, 2345215, 2814258, 4221387, 4690430, 5628516, 7035645, 8442774, 9380860, 14071290, 16885548, 21106935, 28142580, 42213870, 84427740]

約数ペア:

[(1, 84427740), (2, 42213870), (3, 28142580), (4, 21106935), (5, 16885548), (6, 14071290), (9, 9380860), (10, 8442774), (12, 7035645), (15, 5628516), (18, 4690430), (20, 4221387), (30, 2814258), (36, 2345215), (45, 1876172), (60, 1407129), (90, 938086), (180, 469043), (199, 424260), (398, 212130), (597, 141420), (796, 106065), (995, 84852), (1194, 70710), (1791, 47140), (1990, 42426), (2357, 35820), (2388, 35355), (2985, 28284), (3582, 23570), (3980, 21213), (4714, 17910), (5970, 14142), (7071, 11940), (7164, 11785), (8955, 9428)]