31228132680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{440329}}^1$

素因数の和:440543

約数の個数: 96

約数和(自身を含む): 102006847800

約数和(自身を除く): 70778715120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 197, 360, 394, 591, 788, 985, 1182, 1576, 1773, 1970, 2364, 2955, 3546, 3940, 4728, 5910, 7092, 7880, 8865, 11820, 14184, 17730, 23640, 35460, 70920, 440329, 880658, 1320987, 1761316, 2201645, 2641974, 3522632, 3962961, 4403290, 5283948, 6604935, 7925922, 8806580, 10567896, 13209870, 15851844, 17613160, 19814805, 26419740, 31703688, 39629610, 52839480, 79259220, 86744813, 158518440, 173489626, 260234439, 346979252, 433724065, 520468878, 693958504, 780703317, 867448130, 1040937756, 1301172195, 1561406634, 1734896260, 2081875512, 2602344390, 3122813268, 3469792520, 3903516585, 5204688780, 6245626536, 7807033170, 10409377560, 15614066340, 31228132680]

約数ペア:

[(1, 31228132680), (2, 15614066340), (3, 10409377560), (4, 7807033170), (5, 6245626536), (6, 5204688780), (8, 3903516585), (9, 3469792520), (10, 3122813268), (12, 2602344390), (15, 2081875512), (18, 1734896260), (20, 1561406634), (24, 1301172195), (30, 1040937756), (36, 867448130), (40, 780703317), (45, 693958504), (60, 520468878), (72, 433724065), (90, 346979252), (120, 260234439), (180, 173489626), (197, 158518440), (360, 86744813), (394, 79259220), (591, 52839480), (788, 39629610), (985, 31703688), (1182, 26419740), (1576, 19814805), (1773, 17613160), (1970, 15851844), (2364, 13209870), (2955, 10567896), (3546, 8806580), (3940, 7925922), (4728, 6604935), (5910, 5283948), (7092, 4403290), (7880, 3962961), (8865, 3522632), (11820, 2641974), (14184, 2201645), (17730, 1761316), (23640, 1320987), (35460, 880658), (70920, 440329)]