131978448

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:753

約数の個数: 120

約数和(自身を含む): 424484736

約数和(自身を除く): 292506288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 311, 336, 421, 504, 622, 842, 933, 1008, 1244, 1263, 1684, 1866, 2177, 2488, 2526, 2799, 2947, 3368, 3732, 3789, 4354, 4976, 5052, 5598, 5894, 6531, 6736, 7464, 7578, 8708, 8841, 10104, 11196, 11788, 13062, 14928, 15156, 17416, 17682, 19593, 20208, 22392, 23576, 26124, 26523, 30312, 34832, 35364, 39186, 44784, 47152, 52248, 53046, 60624, 70728, 78372, 104496, 106092, 130931, 141456, 156744, 212184, 261862, 313488, 392793, 424368, 523724, 785586, 916517, 1047448, 1178379, 1571172, 1833034, 2094896, 2356758, 2749551, 3142344, 3666068, 4713516, 5499102, 6284688, 7332136, 8248653, 9427032, 10998204, 14664272, 16497306, 18854064, 21996408, 32994612, 43992816, 65989224, 131978448]

約数ペア:

[(1, 131978448), (2, 65989224), (3, 43992816), (4, 32994612), (6, 21996408), (7, 18854064), (8, 16497306), (9, 14664272), (12, 10998204), (14, 9427032), (16, 8248653), (18, 7332136), (21, 6284688), (24, 5499102), (28, 4713516), (36, 3666068), (42, 3142344), (48, 2749551), (56, 2356758), (63, 2094896), (72, 1833034), (84, 1571172), (112, 1178379), (126, 1047448), (144, 916517), (168, 785586), (252, 523724), (311, 424368), (336, 392793), (421, 313488), (504, 261862), (622, 212184), (842, 156744), (933, 141456), (1008, 130931), (1244, 106092), (1263, 104496), (1684, 78372), (1866, 70728), (2177, 60624), (2488, 53046), (2526, 52248), (2799, 47152), (2947, 44784), (3368, 39186), (3732, 35364), (3789, 34832), (4354, 30312), (4976, 26523), (5052, 26124), (5598, 23576), (5894, 22392), (6531, 20208), (6736, 19593), (7464, 17682), (7578, 17416), (8708, 15156), (8841, 14928), (10104, 13062), (11196, 11788)]