278437996836

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1499}}^1\times {\mathrm{119993}}^1$

素因数の和:121545

約数の個数: 72

約数和(自身を含む): 720683964000

約数和(自身を除く): 442245967164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1499, 1548, 2998, 4497, 5996, 8994, 13491, 17988, 26982, 53964, 64457, 119993, 128914, 193371, 239986, 257828, 359979, 386742, 479972, 580113, 719958, 773484, 1079937, 1160226, 1439916, 2159874, 2320452, 4319748, 5159699, 10319398, 15479097, 20638796, 30958194, 46437291, 61916388, 92874582, 179869507, 185749164, 359739014, 539608521, 719478028, 1079217042, 1618825563, 2158434084, 3237651126, 6475302252, 7734388801, 15468777602, 23203166403, 30937555204, 46406332806, 69609499209, 92812665612, 139218998418, 278437996836]

約数ペア:

[(1, 278437996836), (2, 139218998418), (3, 92812665612), (4, 69609499209), (6, 46406332806), (9, 30937555204), (12, 23203166403), (18, 15468777602), (36, 7734388801), (43, 6475302252), (86, 3237651126), (129, 2158434084), (172, 1618825563), (258, 1079217042), (387, 719478028), (516, 539608521), (774, 359739014), (1499, 185749164), (1548, 179869507), (2998, 92874582), (4497, 61916388), (5996, 46437291), (8994, 30958194), (13491, 20638796), (17988, 15479097), (26982, 10319398), (53964, 5159699), (64457, 4319748), (119993, 2320452), (128914, 2159874), (193371, 1439916), (239986, 1160226), (257828, 1079937), (359979, 773484), (386742, 719958), (479972, 580113)]