66984400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:581

約数の個数: 120

約数和(自身を含む): 188202240

約数和(自身を除く): 121217840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 140, 175, 188, 200, 235, 280, 329, 350, 376, 400, 470, 509, 560, 658, 700, 752, 940, 1018, 1175, 1316, 1400, 1645, 1880, 2036, 2350, 2545, 2632, 2800, 3290, 3563, 3760, 4072, 4700, 5090, 5264, 6580, 7126, 8144, 8225, 9400, 10180, 12725, 13160, 14252, 16450, 17815, 18800, 20360, 23923, 25450, 26320, 28504, 32900, 35630, 40720, 47846, 50900, 57008, 65800, 71260, 89075, 95692, 101800, 119615, 131600, 142520, 167461, 178150, 191384, 203600, 239230, 285040, 334922, 356300, 382768, 478460, 598075, 669844, 712600, 837305, 956920, 1196150, 1339688, 1425200, 1674610, 1913840, 2392300, 2679376, 3349220, 4186525, 4784600, 6698440, 8373050, 9569200, 13396880, 16746100, 33492200, 66984400]

約数ペア:

[(1, 66984400), (2, 33492200), (4, 16746100), (5, 13396880), (7, 9569200), (8, 8373050), (10, 6698440), (14, 4784600), (16, 4186525), (20, 3349220), (25, 2679376), (28, 2392300), (35, 1913840), (40, 1674610), (47, 1425200), (50, 1339688), (56, 1196150), (70, 956920), (80, 837305), (94, 712600), (100, 669844), (112, 598075), (140, 478460), (175, 382768), (188, 356300), (200, 334922), (235, 285040), (280, 239230), (329, 203600), (350, 191384), (376, 178150), (400, 167461), (470, 142520), (509, 131600), (560, 119615), (658, 101800), (700, 95692), (752, 89075), (940, 71260), (1018, 65800), (1175, 57008), (1316, 50900), (1400, 47846), (1645, 40720), (1880, 35630), (2036, 32900), (2350, 28504), (2545, 26320), (2632, 25450), (2800, 23923), (3290, 20360), (3563, 18800), (3760, 17815), (4072, 16450), (4700, 14252), (5090, 13160), (5264, 12725), (6580, 10180), (7126, 9400), (8144, 8225)]