978170768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 2053201920

約数和(自身を除く): 1075031152

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 223, 304, 307, 376, 446, 614, 752, 892, 893, 1228, 1784, 1786, 2456, 3568, 3572, 4237, 4912, 5833, 7144, 8474, 10481, 11666, 14288, 14429, 16948, 20962, 23332, 28858, 33896, 41924, 46664, 57716, 67792, 68461, 83848, 93328, 115432, 136922, 167696, 199139, 230864, 273844, 274151, 398278, 547688, 548302, 796556, 1095376, 1096604, 1300759, 1593112, 2193208, 2601518, 3186224, 3217667, 4386416, 5203036, 6435334, 10406072, 12870668, 20812144, 25741336, 51482672, 61135673, 122271346, 244542692, 489085384, 978170768]

約数ペア:

[(1, 978170768), (2, 489085384), (4, 244542692), (8, 122271346), (16, 61135673), (19, 51482672), (38, 25741336), (47, 20812144), (76, 12870668), (94, 10406072), (152, 6435334), (188, 5203036), (223, 4386416), (304, 3217667), (307, 3186224), (376, 2601518), (446, 2193208), (614, 1593112), (752, 1300759), (892, 1096604), (893, 1095376), (1228, 796556), (1784, 548302), (1786, 547688), (2456, 398278), (3568, 274151), (3572, 273844), (4237, 230864), (4912, 199139), (5833, 167696), (7144, 136922), (8474, 115432), (10481, 93328), (11666, 83848), (14288, 68461), (14429, 67792), (16948, 57716), (20962, 46664), (23332, 41924), (28858, 33896)]