1994667660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{85903}}^1$

素因数の和:85964

約数の個数: 96

約数和(自身を含む): 6350023680

約数和(自身を除く): 4355356020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 23220, 85903, 171806, 257709, 343612, 429515, 515418, 773127, 859030, 1030836, 1288545, 1546254, 1718060, 2319381, 2577090, 3092508, 3693829, 3865635, 4638762, 5154180, 7387658, 7731270, 9277524, 11081487, 11596905, 14775316, 15462540, 18469145, 22162974, 23193810, 33244461, 36938290, 44325948, 46387620, 55407435, 66488922, 73876580, 99733383, 110814870, 132977844, 166222305, 199466766, 221629740, 332444610, 398933532, 498666915, 664889220, 997333830, 1994667660]

約数ペア:

[(1, 1994667660), (2, 997333830), (3, 664889220), (4, 498666915), (5, 398933532), (6, 332444610), (9, 221629740), (10, 199466766), (12, 166222305), (15, 132977844), (18, 110814870), (20, 99733383), (27, 73876580), (30, 66488922), (36, 55407435), (43, 46387620), (45, 44325948), (54, 36938290), (60, 33244461), (86, 23193810), (90, 22162974), (108, 18469145), (129, 15462540), (135, 14775316), (172, 11596905), (180, 11081487), (215, 9277524), (258, 7731270), (270, 7387658), (387, 5154180), (430, 4638762), (516, 3865635), (540, 3693829), (645, 3092508), (774, 2577090), (860, 2319381), (1161, 1718060), (1290, 1546254), (1548, 1288545), (1935, 1030836), (2322, 859030), (2580, 773127), (3870, 515418), (4644, 429515), (5805, 343612), (7740, 257709), (11610, 171806), (23220, 85903)]