256569516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32843}}^1$

素因数の和:32891

約数の個数: 72

約数和(自身を含む): 765133824

約数和(自身を除く): 508564308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 32843, 65686, 98529, 131372, 197058, 229901, 295587, 394116, 459802, 591174, 689703, 919604, 1018133, 1182348, 1379406, 2036266, 2069109, 2758812, 3054399, 4072532, 4138218, 6108798, 7126931, 8276436, 9163197, 12217596, 14253862, 18326394, 21380793, 28507724, 36652788, 42761586, 64142379, 85523172, 128284758, 256569516]

約数ペア:

[(1, 256569516), (2, 128284758), (3, 85523172), (4, 64142379), (6, 42761586), (7, 36652788), (9, 28507724), (12, 21380793), (14, 18326394), (18, 14253862), (21, 12217596), (28, 9163197), (31, 8276436), (36, 7126931), (42, 6108798), (62, 4138218), (63, 4072532), (84, 3054399), (93, 2758812), (124, 2069109), (126, 2036266), (186, 1379406), (217, 1182348), (252, 1018133), (279, 919604), (372, 689703), (434, 591174), (558, 459802), (651, 394116), (868, 295587), (1116, 229901), (1302, 197058), (1953, 131372), (2604, 98529), (3906, 65686), (7812, 32843)]