248947658540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3060581}}^1$

素因数の和:3060687

約数の個数: 72

約数和(自身を含む): 615470797872

約数和(自身を除く): 366523139332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 140, 166, 196, 245, 332, 415, 490, 581, 830, 980, 1162, 1660, 2324, 2905, 4067, 5810, 8134, 11620, 16268, 20335, 40670, 81340, 3060581, 6121162, 12242324, 15302905, 21424067, 30605810, 42848134, 61211620, 85696268, 107120335, 149968469, 214240670, 254028223, 299936938, 428481340, 508056446, 599873876, 749842345, 1016112892, 1270141115, 1499684690, 1778197561, 2540282230, 2999369380, 3556395122, 5080564460, 7112790244, 8890987805, 12447382927, 17781975610, 24894765854, 35563951220, 49789531708, 62236914635, 124473829270, 248947658540]

約数ペア:

[(1, 248947658540), (2, 124473829270), (4, 62236914635), (5, 49789531708), (7, 35563951220), (10, 24894765854), (14, 17781975610), (20, 12447382927), (28, 8890987805), (35, 7112790244), (49, 5080564460), (70, 3556395122), (83, 2999369380), (98, 2540282230), (140, 1778197561), (166, 1499684690), (196, 1270141115), (245, 1016112892), (332, 749842345), (415, 599873876), (490, 508056446), (581, 428481340), (830, 299936938), (980, 254028223), (1162, 214240670), (1660, 149968469), (2324, 107120335), (2905, 85696268), (4067, 61211620), (5810, 42848134), (8134, 30605810), (11620, 21424067), (16268, 15302905), (20335, 12242324), (40670, 6121162), (81340, 3060581)]