16939440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3361}}^1$

素因数の和:3387

約数の個数: 120

約数和(自身を含む): 65034528

約数和(自身を除く): 48095088

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, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3361, 5040, 6722, 10083, 13444, 16805, 20166, 23527, 26888, 30249, 33610, 40332, 47054, 50415, 53776, 60498, 67220, 70581, 80664, 94108, 100830, 117635, 120996, 134440, 141162, 151245, 161328, 188216, 201660, 211743, 235270, 241992, 268880, 282324, 302490, 352905, 376432, 403320, 423486, 470540, 483984, 564648, 604980, 705810, 806640, 846972, 941080, 1058715, 1129296, 1209960, 1411620, 1693944, 1882160, 2117430, 2419920, 2823240, 3387888, 4234860, 5646480, 8469720, 16939440]

約数ペア:

[(1, 16939440), (2, 8469720), (3, 5646480), (4, 4234860), (5, 3387888), (6, 2823240), (7, 2419920), (8, 2117430), (9, 1882160), (10, 1693944), (12, 1411620), (14, 1209960), (15, 1129296), (16, 1058715), (18, 941080), (20, 846972), (21, 806640), (24, 705810), (28, 604980), (30, 564648), (35, 483984), (36, 470540), (40, 423486), (42, 403320), (45, 376432), (48, 352905), (56, 302490), (60, 282324), (63, 268880), (70, 241992), (72, 235270), (80, 211743), (84, 201660), (90, 188216), (105, 161328), (112, 151245), (120, 141162), (126, 134440), (140, 120996), (144, 117635), (168, 100830), (180, 94108), (210, 80664), (240, 70581), (252, 67220), (280, 60498), (315, 53776), (336, 50415), (360, 47054), (420, 40332), (504, 33610), (560, 30249), (630, 26888), (720, 23527), (840, 20166), (1008, 16805), (1260, 13444), (1680, 10083), (2520, 6722), (3361, 5040)]