18785535900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{15761}}^1$

素因数の和:15944

約数の個数: 144

約数和(自身を含む): 56641062240

約数和(自身を除く): 37855526340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 137, 145, 150, 174, 274, 290, 300, 348, 411, 435, 548, 580, 685, 725, 822, 870, 1370, 1450, 1644, 1740, 2055, 2175, 2740, 2900, 3425, 3973, 4110, 4350, 6850, 7946, 8220, 8700, 10275, 11919, 13700, 15761, 15892, 19865, 20550, 23838, 31522, 39730, 41100, 47283, 47676, 59595, 63044, 78805, 79460, 94566, 99325, 119190, 157610, 189132, 198650, 236415, 238380, 297975, 315220, 394025, 397300, 457069, 472830, 595950, 788050, 914138, 945660, 1182075, 1191900, 1371207, 1576100, 1828276, 2159257, 2285345, 2364150, 2742414, 4318514, 4570690, 4728300, 5484828, 6477771, 6856035, 8637028, 9141380, 10796285, 11426725, 12955542, 13712070, 21592570, 22853450, 25911084, 27424140, 32388855, 34280175, 43185140, 45706900, 53981425, 62618453, 64777710, 68560350, 107962850, 125236906, 129555420, 137120700, 161944275, 187855359, 215925700, 250473812, 313092265, 323888550, 375710718, 626184530, 647777100, 751421436, 939276795, 1252369060, 1565461325, 1878553590, 3130922650, 3757107180, 4696383975, 6261845300, 9392767950, 18785535900]

約数ペア:

[(1, 18785535900), (2, 9392767950), (3, 6261845300), (4, 4696383975), (5, 3757107180), (6, 3130922650), (10, 1878553590), (12, 1565461325), (15, 1252369060), (20, 939276795), (25, 751421436), (29, 647777100), (30, 626184530), (50, 375710718), (58, 323888550), (60, 313092265), (75, 250473812), (87, 215925700), (100, 187855359), (116, 161944275), (137, 137120700), (145, 129555420), (150, 125236906), (174, 107962850), (274, 68560350), (290, 64777710), (300, 62618453), (348, 53981425), (411, 45706900), (435, 43185140), (548, 34280175), (580, 32388855), (685, 27424140), (725, 25911084), (822, 22853450), (870, 21592570), (1370, 13712070), (1450, 12955542), (1644, 11426725), (1740, 10796285), (2055, 9141380), (2175, 8637028), (2740, 6856035), (2900, 6477771), (3425, 5484828), (3973, 4728300), (4110, 4570690), (4350, 4318514), (6850, 2742414), (7946, 2364150), (8220, 2285345), (8700, 2159257), (10275, 1828276), (11919, 1576100), (13700, 1371207), (15761, 1191900), (15892, 1182075), (19865, 945660), (20550, 914138), (23838, 788050), (31522, 595950), (39730, 472830), (41100, 457069), (47283, 397300), (47676, 394025), (59595, 315220), (63044, 297975), (78805, 238380), (79460, 236415), (94566, 198650), (99325, 189132), (119190, 157610)]