81377856

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{20183}}^1$

素因数の和:20208

約数の個数: 84

約数和(自身を含む): 266590272

約数和(自身を除く): 185212416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 20183, 40366, 60549, 80732, 121098, 141281, 161464, 181647, 242196, 282562, 322928, 363294, 423843, 484392, 565124, 645856, 726588, 847686, 968784, 1130248, 1271529, 1291712, 1453176, 1695372, 1937568, 2260496, 2543058, 2906352, 3390744, 3875136, 4520992, 5086116, 5812704, 6781488, 9041984, 10172232, 11625408, 13562976, 20344464, 27125952, 40688928, 81377856]

約数ペア:

[(1, 81377856), (2, 40688928), (3, 27125952), (4, 20344464), (6, 13562976), (7, 11625408), (8, 10172232), (9, 9041984), (12, 6781488), (14, 5812704), (16, 5086116), (18, 4520992), (21, 3875136), (24, 3390744), (28, 2906352), (32, 2543058), (36, 2260496), (42, 1937568), (48, 1695372), (56, 1453176), (63, 1291712), (64, 1271529), (72, 1130248), (84, 968784), (96, 847686), (112, 726588), (126, 645856), (144, 565124), (168, 484392), (192, 423843), (224, 363294), (252, 322928), (288, 282562), (336, 242196), (448, 181647), (504, 161464), (576, 141281), (672, 121098), (1008, 80732), (1344, 60549), (2016, 40366), (4032, 20183)]