1878756474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:1012

約数の個数: 128

約数和(自身を含む): 4664770560

約数和(自身を除く): 2786014086

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 42, 47, 58, 74, 87, 94, 111, 141, 174, 203, 222, 259, 282, 329, 406, 518, 609, 658, 777, 887, 987, 1073, 1218, 1363, 1554, 1739, 1774, 1974, 2146, 2661, 2726, 3219, 3478, 4089, 5217, 5322, 6209, 6438, 7511, 8178, 9541, 10434, 12173, 12418, 15022, 18627, 19082, 22533, 24346, 25723, 28623, 32819, 36519, 37254, 41689, 45066, 50431, 51446, 57246, 65638, 73038, 77169, 83378, 98457, 100862, 125067, 151293, 154338, 180061, 196914, 229733, 250134, 291823, 302586, 353017, 360122, 459466, 540183, 583646, 689199, 706034, 875469, 951751, 1059051, 1080366, 1208981, 1378398, 1542493, 1750938, 1903502, 2118102, 2417962, 2855253, 3084986, 3626943, 4627479, 5710506, 6662257, 7253886, 8462867, 9254958, 10797451, 13324514, 16925734, 19986771, 21594902, 25388601, 32392353, 39973542, 44732297, 50777202, 64784706, 89464594, 134196891, 268393782, 313126079, 626252158, 939378237, 1878756474]

約数ペア:

[(1, 1878756474), (2, 939378237), (3, 626252158), (6, 313126079), (7, 268393782), (14, 134196891), (21, 89464594), (29, 64784706), (37, 50777202), (42, 44732297), (47, 39973542), (58, 32392353), (74, 25388601), (87, 21594902), (94, 19986771), (111, 16925734), (141, 13324514), (174, 10797451), (203, 9254958), (222, 8462867), (259, 7253886), (282, 6662257), (329, 5710506), (406, 4627479), (518, 3626943), (609, 3084986), (658, 2855253), (777, 2417962), (887, 2118102), (987, 1903502), (1073, 1750938), (1218, 1542493), (1363, 1378398), (1554, 1208981), (1739, 1080366), (1774, 1059051), (1974, 951751), (2146, 875469), (2661, 706034), (2726, 689199), (3219, 583646), (3478, 540183), (4089, 459466), (5217, 360122), (5322, 353017), (6209, 302586), (6438, 291823), (7511, 250134), (8178, 229733), (9541, 196914), (10434, 180061), (12173, 154338), (12418, 151293), (15022, 125067), (18627, 100862), (19082, 98457), (22533, 83378), (24346, 77169), (25723, 73038), (28623, 65638), (32819, 57246), (36519, 51446), (37254, 50431), (41689, 45066)]