256589856

素因数分解:

$2^5\times 3^4\times {\mathrm{98993}}^1$

素因数の和:99015

約数の個数: 60

約数和(自身を含む): 754631262

約数和(自身を除く): 498041406

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 98993, 197986, 296979, 395972, 593958, 791944, 890937, 1187916, 1583888, 1781874, 2375832, 2672811, 3167776, 3563748, 4751664, 5345622, 7127496, 8018433, 9503328, 10691244, 14254992, 16036866, 21382488, 28509984, 32073732, 42764976, 64147464, 85529952, 128294928, 256589856]

約数ペア:

[(1, 256589856), (2, 128294928), (3, 85529952), (4, 64147464), (6, 42764976), (8, 32073732), (9, 28509984), (12, 21382488), (16, 16036866), (18, 14254992), (24, 10691244), (27, 9503328), (32, 8018433), (36, 7127496), (48, 5345622), (54, 4751664), (72, 3563748), (81, 3167776), (96, 2672811), (108, 2375832), (144, 1781874), (162, 1583888), (216, 1187916), (288, 890937), (324, 791944), (432, 593958), (648, 395972), (864, 296979), (1296, 197986), (2592, 98993)]