311135260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 727050240

約数和(自身を除く): 415914980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 97, 115, 190, 194, 230, 367, 380, 388, 437, 460, 485, 734, 874, 970, 1468, 1748, 1835, 1843, 1940, 2185, 2231, 3670, 3686, 4370, 4462, 6973, 7340, 7372, 8441, 8740, 8924, 9215, 11155, 13946, 16882, 18430, 22310, 27892, 33764, 34865, 35599, 36860, 42205, 42389, 44620, 69730, 71198, 84410, 84778, 139460, 142396, 160379, 168820, 169556, 177995, 211945, 320758, 355990, 423890, 641516, 676381, 711980, 801895, 818777, 847780, 1352762, 1603790, 1637554, 2705524, 3207580, 3275108, 3381905, 4093885, 6763810, 8187770, 13527620, 15556763, 16375540, 31113526, 62227052, 77783815, 155567630, 311135260]

約数ペア:

[(1, 311135260), (2, 155567630), (4, 77783815), (5, 62227052), (10, 31113526), (19, 16375540), (20, 15556763), (23, 13527620), (38, 8187770), (46, 6763810), (76, 4093885), (92, 3381905), (95, 3275108), (97, 3207580), (115, 2705524), (190, 1637554), (194, 1603790), (230, 1352762), (367, 847780), (380, 818777), (388, 801895), (437, 711980), (460, 676381), (485, 641516), (734, 423890), (874, 355990), (970, 320758), (1468, 211945), (1748, 177995), (1835, 169556), (1843, 168820), (1940, 160379), (2185, 142396), (2231, 139460), (3670, 84778), (3686, 84410), (4370, 71198), (4462, 69730), (6973, 44620), (7340, 42389), (7372, 42205), (8441, 36860), (8740, 35599), (8924, 34865), (9215, 33764), (11155, 27892), (13946, 22310), (16882, 18430)]