15015678840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211727}}^1$

素因数の和:211941

約数の個数: 96

約数和(自身を含む): 49048908480

約数和(自身を除く): 34033229640

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, 211727, 423454, 635181, 846908, 1058635, 1270362, 1693816, 1905543, 2117270, 2540724, 3175905, 3811086, 4234540, 5081448, 6351810, 7622172, 8469080, 9527715, 12703620, 15244344, 19055430, 25407240, 38110860, 41710219, 76221720, 83420438, 125130657, 166840876, 208551095, 250261314, 333681752, 375391971, 417102190, 500522628, 625653285, 750783942, 834204380, 1001045256, 1251306570, 1501567884, 1668408760, 1876959855, 2502613140, 3003135768, 3753919710, 5005226280, 7507839420, 15015678840]

約数ペア:

[(1, 15015678840), (2, 7507839420), (3, 5005226280), (4, 3753919710), (5, 3003135768), (6, 2502613140), (8, 1876959855), (9, 1668408760), (10, 1501567884), (12, 1251306570), (15, 1001045256), (18, 834204380), (20, 750783942), (24, 625653285), (30, 500522628), (36, 417102190), (40, 375391971), (45, 333681752), (60, 250261314), (72, 208551095), (90, 166840876), (120, 125130657), (180, 83420438), (197, 76221720), (360, 41710219), (394, 38110860), (591, 25407240), (788, 19055430), (985, 15244344), (1182, 12703620), (1576, 9527715), (1773, 8469080), (1970, 7622172), (2364, 6351810), (2955, 5081448), (3546, 4234540), (3940, 3811086), (4728, 3175905), (5910, 2540724), (7092, 2117270), (7880, 1905543), (8865, 1693816), (11820, 1270362), (14184, 1058635), (17730, 846908), (23640, 635181), (35460, 423454), (70920, 211727)]