242572065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 424279296

約数和(自身を除く): 181707231

約数列:

[1, 3, 5, 15, 17, 51, 73, 83, 85, 157, 219, 249, 255, 365, 415, 471, 785, 1095, 1241, 1245, 1411, 2355, 2669, 3723, 4233, 6059, 6205, 7055, 8007, 11461, 13031, 13345, 18177, 18615, 21165, 30295, 34383, 39093, 40035, 57305, 65155, 90885, 103003, 171915, 194837, 195465, 221527, 309009, 515015, 584511, 664581, 951263, 974185, 1107635, 1545045, 2853789, 2922555, 3322905, 4756315, 14268945, 16171471, 48514413, 80857355, 242572065]

約数ペア:

[(1, 242572065), (3, 80857355), (5, 48514413), (15, 16171471), (17, 14268945), (51, 4756315), (73, 3322905), (83, 2922555), (85, 2853789), (157, 1545045), (219, 1107635), (249, 974185), (255, 951263), (365, 664581), (415, 584511), (471, 515015), (785, 309009), (1095, 221527), (1241, 195465), (1245, 194837), (1411, 171915), (2355, 103003), (2669, 90885), (3723, 65155), (4233, 57305), (6059, 40035), (6205, 39093), (7055, 34383), (8007, 30295), (11461, 21165), (13031, 18615), (13345, 18177)]