255232432

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:906

約数の個数: 80

約数和(自身を含む): 611683072

約数和(自身を除く): 356450640

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 307, 364, 571, 614, 728, 1142, 1228, 1456, 2149, 2284, 2456, 3991, 3997, 4298, 4568, 4912, 7423, 7982, 7994, 8596, 9136, 14846, 15964, 15988, 17192, 27937, 29692, 31928, 31976, 34384, 51961, 55874, 59384, 63856, 63952, 103922, 111748, 118768, 175297, 207844, 223496, 350594, 415688, 446992, 701188, 831376, 1227079, 1402376, 2278861, 2454158, 2804752, 4557722, 4908316, 9115444, 9816632, 15952027, 18230888, 19633264, 31904054, 36461776, 63808108, 127616216, 255232432]

約数ペア:

[(1, 255232432), (2, 127616216), (4, 63808108), (7, 36461776), (8, 31904054), (13, 19633264), (14, 18230888), (16, 15952027), (26, 9816632), (28, 9115444), (52, 4908316), (56, 4557722), (91, 2804752), (104, 2454158), (112, 2278861), (182, 1402376), (208, 1227079), (307, 831376), (364, 701188), (571, 446992), (614, 415688), (728, 350594), (1142, 223496), (1228, 207844), (1456, 175297), (2149, 118768), (2284, 111748), (2456, 103922), (3991, 63952), (3997, 63856), (4298, 59384), (4568, 55874), (4912, 51961), (7423, 34384), (7982, 31976), (7994, 31928), (8596, 29692), (9136, 27937), (14846, 17192), (15964, 15988)]