20159496

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 65280000

約数和(自身を除く): 45120504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 67, 72, 84, 108, 126, 134, 168, 189, 199, 201, 216, 252, 268, 378, 398, 402, 469, 504, 536, 597, 603, 756, 796, 804, 938, 1194, 1206, 1393, 1407, 1512, 1592, 1608, 1791, 1809, 1876, 2388, 2412, 2786, 2814, 3582, 3618, 3752, 4179, 4221, 4776, 4824, 5373, 5572, 5628, 7164, 7236, 8358, 8442, 10746, 11144, 11256, 12537, 12663, 13333, 14328, 14472, 16716, 16884, 21492, 25074, 25326, 26666, 33432, 33768, 37611, 39999, 42984, 50148, 50652, 53332, 75222, 79998, 93331, 100296, 101304, 106664, 119997, 150444, 159996, 186662, 239994, 279993, 300888, 319992, 359991, 373324, 479988, 559986, 719982, 746648, 839979, 959976, 1119972, 1439964, 1679958, 2239944, 2519937, 2879928, 3359916, 5039874, 6719832, 10079748, 20159496]

約数ペア:

[(1, 20159496), (2, 10079748), (3, 6719832), (4, 5039874), (6, 3359916), (7, 2879928), (8, 2519937), (9, 2239944), (12, 1679958), (14, 1439964), (18, 1119972), (21, 959976), (24, 839979), (27, 746648), (28, 719982), (36, 559986), (42, 479988), (54, 373324), (56, 359991), (63, 319992), (67, 300888), (72, 279993), (84, 239994), (108, 186662), (126, 159996), (134, 150444), (168, 119997), (189, 106664), (199, 101304), (201, 100296), (216, 93331), (252, 79998), (268, 75222), (378, 53332), (398, 50652), (402, 50148), (469, 42984), (504, 39999), (536, 37611), (597, 33768), (603, 33432), (756, 26666), (796, 25326), (804, 25074), (938, 21492), (1194, 16884), (1206, 16716), (1393, 14472), (1407, 14328), (1512, 13333), (1592, 12663), (1608, 12537), (1791, 11256), (1809, 11144), (1876, 10746), (2388, 8442), (2412, 8358), (2786, 7236), (2814, 7164), (3582, 5628), (3618, 5572), (3752, 5373), (4179, 4824), (4221, 4776)]