210778432

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:647

約数の個数: 56

約数和(自身を含む): 431304192

約数和(自身を除く): 220525760

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 191, 344, 382, 401, 688, 764, 802, 1376, 1528, 1604, 2752, 3056, 3208, 6112, 6416, 8213, 12224, 12832, 16426, 17243, 25664, 32852, 34486, 65704, 68972, 76591, 131408, 137944, 153182, 262816, 275888, 306364, 525632, 551776, 612728, 1103552, 1225456, 2450912, 3293413, 4901824, 6586826, 13173652, 26347304, 52694608, 105389216, 210778432]

約数ペア:

[(1, 210778432), (2, 105389216), (4, 52694608), (8, 26347304), (16, 13173652), (32, 6586826), (43, 4901824), (64, 3293413), (86, 2450912), (172, 1225456), (191, 1103552), (344, 612728), (382, 551776), (401, 525632), (688, 306364), (764, 275888), (802, 262816), (1376, 153182), (1528, 137944), (1604, 131408), (2752, 76591), (3056, 68972), (3208, 65704), (6112, 34486), (6416, 32852), (8213, 25664), (12224, 17243), (12832, 16426)]