30991464

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 99840000

約数和(自身を除く): 68848536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 103, 108, 126, 168, 189, 199, 206, 216, 252, 309, 378, 398, 412, 504, 597, 618, 721, 756, 796, 824, 927, 1194, 1236, 1393, 1442, 1512, 1592, 1791, 1854, 2163, 2388, 2472, 2781, 2786, 2884, 3582, 3708, 4179, 4326, 4776, 5373, 5562, 5572, 5768, 6489, 7164, 7416, 8358, 8652, 10746, 11124, 11144, 12537, 12978, 14328, 16716, 17304, 19467, 20497, 21492, 22248, 25074, 25956, 33432, 37611, 38934, 40994, 42984, 50148, 51912, 61491, 75222, 77868, 81988, 100296, 122982, 143479, 150444, 155736, 163976, 184473, 245964, 286958, 300888, 368946, 430437, 491928, 553419, 573916, 737892, 860874, 1106838, 1147832, 1291311, 1475784, 1721748, 2213676, 2582622, 3443496, 3873933, 4427352, 5165244, 7747866, 10330488, 15495732, 30991464]

約数ペア:

[(1, 30991464), (2, 15495732), (3, 10330488), (4, 7747866), (6, 5165244), (7, 4427352), (8, 3873933), (9, 3443496), (12, 2582622), (14, 2213676), (18, 1721748), (21, 1475784), (24, 1291311), (27, 1147832), (28, 1106838), (36, 860874), (42, 737892), (54, 573916), (56, 553419), (63, 491928), (72, 430437), (84, 368946), (103, 300888), (108, 286958), (126, 245964), (168, 184473), (189, 163976), (199, 155736), (206, 150444), (216, 143479), (252, 122982), (309, 100296), (378, 81988), (398, 77868), (412, 75222), (504, 61491), (597, 51912), (618, 50148), (721, 42984), (756, 40994), (796, 38934), (824, 37611), (927, 33432), (1194, 25956), (1236, 25074), (1393, 22248), (1442, 21492), (1512, 20497), (1592, 19467), (1791, 17304), (1854, 16716), (2163, 14328), (2388, 12978), (2472, 12537), (2781, 11144), (2786, 11124), (2884, 10746), (3582, 8652), (3708, 8358), (4179, 7416), (4326, 7164), (4776, 6489), (5373, 5768), (5562, 5572)]