123180784

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 243457632

約数和(自身を除く): 120276848

約数列:

[1, 2, 4, 8, 16, 73, 146, 263, 292, 401, 526, 584, 802, 1052, 1168, 1604, 2104, 3208, 4208, 6416, 19199, 29273, 38398, 58546, 76796, 105463, 117092, 153592, 210926, 234184, 307184, 421852, 468368, 843704, 1687408, 7698799, 15397598, 30795196, 61590392, 123180784]

約数ペア:

[(1, 123180784), (2, 61590392), (4, 30795196), (8, 15397598), (16, 7698799), (73, 1687408), (146, 843704), (263, 468368), (292, 421852), (401, 307184), (526, 234184), (584, 210926), (802, 153592), (1052, 117092), (1168, 105463), (1604, 76796), (2104, 58546), (3208, 38398), (4208, 29273), (6416, 19199)]